34572028 has 12 divisors (see below), whose sum is σ = 60887512. Its totient is φ = 17175600.

The previous prime is 34572017. The next prime is 34572029. The reversal of 34572028 is 82027543.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34572029) 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, 26898 + ... + 28153.

Almost surely, 2^34572028 is an apocalyptic number.

It is an amenable number.

34572028 is a deficient number, since it is larger than the sum of its proper divisors (26315484).

34572028 is a wasteful number, since it uses less digits than its factorization.

34572028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55212 (or 55210 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 34572028 is about 5879.7982958602. The cubic root of 34572028 is about 325.7678978203.

The spelling of 34572028 in words is "thirty-four million, five hundred seventy-two thousand, twenty-eight".