34626640 has 20 divisors (see below), whose sum is σ = 80507124. Its totient is φ = 13850624.

The previous prime is 34626623. The next prime is 34626679. The reversal of 34626640 is 4662643.

It can be written as a sum of positive squares in 2 ways, for example, as 12873744 + 21752896 = 3588^2 + 4664^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216337 + ... + 216496.

Almost surely, 2^34626640 is an apocalyptic number.

It is an amenable number.

34626640 is an abundant number, since it is smaller than the sum of its proper divisors (45880484).

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

34626640 is a wasteful number, since it uses less digits than its factorization.

34626640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432846 (or 432840 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 34626640 is about 5884.4405001665. The cubic root of 34626640 is about 325.9393415940.

The spelling of 34626640 in words is "thirty-four million, six hundred twenty-six thousand, six hundred forty".