34640944 has 60 divisors (see below), whose sum is σ = 75972816. Its totient is φ = 15265536.

The previous prime is 34640939. The next prime is 34640953. The reversal of 34640944 is 44904643.

It is a happy number.

It is a super-2 number, since 2×34640944² = 2399990002422272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61914 + ... + 62470.

Almost surely, 2^34640944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34640944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37986408).

34640944 is an abundant number, since it is smaller than the sum of its proper divisors (41331872).

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

34640944 is a wasteful number, since it uses less digits than its factorization.

34640944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 34640944 is about 5885.6557833431. The cubic root of 34640944 is about 325.9842164313.

The spelling of 34640944 in words is "thirty-four million, six hundred forty thousand, nine hundred forty-four".