28575152 has 10 divisors (see below), whose sum is σ = 55364388. Its totient is φ = 14287568.

The previous prime is 28575143. The next prime is 28575167. The reversal of 28575152 is 25157582.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 892958 + ... + 892989.

Almost surely, 2^28575152 is an apocalyptic number.

It is an amenable number.

28575152 is a deficient number, since it is larger than the sum of its proper divisors (26789236).

28575152 is a wasteful number, since it uses less digits than its factorization.

28575152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785955 (or 1785949 counting only the distinct ones).

The product of its digits is 28000, while the sum is 35.

The square root of 28575152 is about 5345.5731217522. The cubic root of 28575152 is about 305.7239882292.

The spelling of 28575152 in words is "twenty-eight million, five hundred seventy-five thousand, one hundred fifty-two".