34720536 has 16 divisors (see below), whose sum is σ = 86801400. Its totient is φ = 11573504.

The previous prime is 34720531. The next prime is 34720549. The reversal of 34720536 is 63502743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34720531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723321 + ... + 723368.

Almost surely, 2^34720536 is an apocalyptic number.

It is an amenable number.

34720536 is an abundant number, since it is smaller than the sum of its proper divisors (52080864).

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

34720536 is a wasteful number, since it uses less digits than its factorization.

34720536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446698 (or 1446694 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 34720536 is about 5892.4134274506. The cubic root of 34720536 is about 326.2336889425.

The spelling of 34720536 in words is "thirty-four million, seven hundred twenty thousand, five hundred thirty-six".