28497596 has 12 divisors (see below), whose sum is σ = 50122800. Its totient is φ = 14176800.

The previous prime is 28497589. The next prime is 28497607. The reversal of 28497596 is 69579482.

It is a happy number.

It is a super-2 number, since 2×28497596² = 1624225955558432, which contains 22 as substring.

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, 17105 + ... + 18696.

It is an arithmetic number, because the mean of its divisors is an integer number (4176900).

Almost surely, 2^28497596 is an apocalyptic number.

It is an amenable number.

28497596 is a deficient number, since it is larger than the sum of its proper divisors (21625204).

28497596 is a wasteful number, since it uses less digits than its factorization.

28497596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36004 (or 36002 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 28497596 is about 5338.3139660383. The cubic root of 28497596 is about 305.4471484865.

The spelling of 28497596 in words is "twenty-eight million, four hundred ninety-seven thousand, five hundred ninety-six".