28332344 has 16 divisors (see below), whose sum is σ = 55919400. Its totient is φ = 13420512.

The previous prime is 28332341. The next prime is 28332347. The reversal of 28332344 is 44323382.

It is an interprime number because it is at equal distance from previous prime (28332341) and next prime (28332347).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28332341) 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, 93047 + ... + 93350.

Almost surely, 2^28332344 is an apocalyptic number.

It is an amenable number.

28332344 is a deficient number, since it is larger than the sum of its proper divisors (27587056).

28332344 is a wasteful number, since it uses less digits than its factorization.

28332344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186422 (or 186418 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 28332344 is about 5322.8135417277. The cubic root of 28332344 is about 304.8555940964.

The spelling of 28332344 in words is "twenty-eight million, three hundred thirty-two thousand, three hundred forty-four".