34729236 has 60 divisors (see below), whose sum is σ = 93275028. Its totient is φ = 11259648.

The previous prime is 34729217. The next prime is 34729237. The reversal of 34729236 is 63292743.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17589636 + 17139600 = 4194^2 + 4140^2 .

It is a super-2 number, since 2×34729236² = 2412239666287392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 34729236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34729237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10540 + ... + 13436.

Almost surely, 2^34729236 is an apocalyptic number.

34729236 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34729236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46637514).

34729236 is an abundant number, since it is smaller than the sum of its proper divisors (58545792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34729236 is a wasteful number, since it uses less digits than its factorization.

34729236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950 (or 2939 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 34729236 is about 5893.1516186163. The cubic root of 34729236 is about 326.2609350279.

The spelling of 34729236 in words is "thirty-four million, seven hundred twenty-nine thousand, two hundred thirty-six".