28317476 has 24 divisors (see below), whose sum is σ = 55085184. Its totient is φ = 12627680.

The previous prime is 28317413. The next prime is 28317491. The reversal of 28317476 is 67471382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3740 + ... + 8403.

It is an arithmetic number, because the mean of its divisors is an integer number (2295216).

Almost surely, 2^28317476 is an apocalyptic number.

It is an amenable number.

28317476 is a deficient number, since it is larger than the sum of its proper divisors (26767708).

28317476 is a wasteful number, since it uses less digits than its factorization.

28317476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211 (or 12209 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 28317476 is about 5321.4167286541. The cubic root of 28317476 is about 304.8022582804.

The spelling of 28317476 in words is "twenty-eight million, three hundred seventeen thousand, four hundred seventy-six".