28338364 has 6 divisors (see below), whose sum is σ = 49592144. Its totient is φ = 14169180.

The previous prime is 28338361. The next prime is 28338379. The reversal of 28338364 is 46383382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28338361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3542292 + ... + 3542299.

Almost surely, 2^28338364 is an apocalyptic number.

It is an amenable number.

28338364 is a deficient number, since it is larger than the sum of its proper divisors (21253780).

28338364 is a wasteful number, since it uses less digits than its factorization.

28338364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7084595 (or 7084593 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 28338364 is about 5323.3790021001. The cubic root of 28338364 is about 304.8771842704.

The spelling of 28338364 in words is "twenty-eight million, three hundred thirty-eight thousand, three hundred sixty-four".