28383976 has 16 divisors (see below), whose sum is σ = 53373600. Its totient is φ = 14151024.

The previous prime is 28383973. The next prime is 28383977. The reversal of 28383976 is 67938382.

It is not an unprimeable number, because it can be changed into a prime (28383973) 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, 2070 + ... + 7813.

It is an arithmetic number, because the mean of its divisors is an integer number (3335850).

Almost surely, 2^28383976 is an apocalyptic number.

It is an amenable number.

28383976 is a deficient number, since it is larger than the sum of its proper divisors (24989624).

28383976 is a wasteful number, since it uses less digits than its factorization.

28383976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10248 (or 10244 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 28383976 is about 5327.6614006523. The cubic root of 28383976 is about 305.0406682312.

The spelling of 28383976 in words is "twenty-eight million, three hundred eighty-three thousand, nine hundred seventy-six".