28375296 has 36 divisors (see below), whose sum is σ = 75521712. Its totient is φ = 9458176.

The previous prime is 28375279. The next prime is 28375297. The reversal of 28375296 is 69257382.

It is not an unprimeable number, because it can be changed into a prime (28375297) 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, 17706 + ... + 19241.

Almost surely, 2^28375296 is an apocalyptic number.

It is an amenable number.

28375296 is an abundant number, since it is smaller than the sum of its proper divisors (47146416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28375296 is an equidigital number, since it uses as much as digits as its factorization.

28375296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36966 (or 36952 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 28375296 is about 5326.8467220298. The cubic root of 28375296 is about 305.0095706036.

The spelling of 28375296 in words is "twenty-eight million, three hundred seventy-five thousand, two hundred ninety-six".