28372976 has 20 divisors (see below), whose sum is σ = 55489752. Its totient is φ = 14053056.

The previous prime is 28372963. The next prime is 28372979. The reversal of 28372976 is 67927382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28372979) 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, 6575 + ... + 9998.

Almost surely, 2^28372976 is an apocalyptic number.

It is an amenable number.

28372976 is a deficient number, since it is larger than the sum of its proper divisors (27116776).

28372976 is a wasteful number, since it uses less digits than its factorization.

28372976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16688 (or 16682 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 28372976 is about 5326.6289527242. The cubic root of 28372976 is about 305.0012577212.

The spelling of 28372976 in words is "twenty-eight million, three hundred seventy-two thousand, nine hundred seventy-six".