28597112 has 8 divisors (see below), whose sum is σ = 53619600. Its totient is φ = 14298552.

The previous prime is 28597099. The next prime is 28597139. The reversal of 28597112 is 21179582.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1787312 + ... + 1787327.

It is an arithmetic number, because the mean of its divisors is an integer number (6702450).

Almost surely, 2^28597112 is an apocalyptic number.

It is an amenable number.

28597112 is a deficient number, since it is larger than the sum of its proper divisors (25022488).

28597112 is a wasteful number, since it uses less digits than its factorization.

28597112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3574645 (or 3574641 counting only the distinct ones).

The product of its digits is 10080, while the sum is 35.

The square root of 28597112 is about 5347.6267633409. The cubic root of 28597112 is about 305.8022844554.

The spelling of 28597112 in words is "twenty-eight million, five hundred ninety-seven thousand, one hundred twelve".