34354140 has 48 divisors (see below), whose sum is σ = 97161120. Its totient is φ = 9068800.

The previous prime is 34354139. The next prime is 34354171. The reversal of 34354140 is 4145343.

It is a self number, because there is not a number n which added to its sum of digits gives 34354140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3226 + ... + 8894.

It is an arithmetic number, because the mean of its divisors is an integer number (2024190).

Almost surely, 2^34354140 is an apocalyptic number.

34354140 is a gapful number since it is divisible by the number (30) 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 34354140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48580560).

34354140 is an abundant number, since it is smaller than the sum of its proper divisors (62806980).

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

34354140 is a wasteful number, since it uses less digits than its factorization.

34354140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5782 (or 5780 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 34354140 is about 5861.2404830377. The cubic root of 34354140 is about 325.0820778890.

Adding to 34354140 its reverse (4145343), we get a palindrome (38499483).

The spelling of 34354140 in words is "thirty-four million, three hundred fifty-four thousand, one hundred forty".