34340436 has 120 divisors (see below), whose sum is σ = 100176384. Its totient is φ = 10186560.

The previous prime is 34340417. The next prime is 34340447. The reversal of 34340436 is 63404343.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 130441 + ... + 130703.

Almost surely, 2^34340436 is an apocalyptic number.

34340436 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 34340436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50088192).

34340436 is an abundant number, since it is smaller than the sum of its proper divisors (65835948).

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

34340436 is a wasteful number, since it uses less digits than its factorization.

34340436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 34340436 is about 5860.0713306239. The cubic root of 34340436 is about 325.0388466386.

Adding to 34340436 its reverse (63404343), we get a palindrome (97744779).

The spelling of 34340436 in words is "thirty-four million, three hundred forty thousand, four hundred thirty-six".