28846396 has 6 divisors (see below), whose sum is σ = 50481200. Its totient is φ = 14423196.

The previous prime is 28846373. The next prime is 28846403. The reversal of 28846396 is 69364882.

It is a happy number.

It is a super-2 number, since 2×28846396² = 1664229124377632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605796 + ... + 3605803.

Almost surely, 2^28846396 is an apocalyptic number.

It is an amenable number.

28846396 is a deficient number, since it is larger than the sum of its proper divisors (21634804).

28846396 is a wasteful number, since it uses less digits than its factorization.

28846396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7211603 (or 7211601 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 28846396 is about 5370.8840985447. The cubic root of 28846396 is about 306.6882850754.

The spelling of 28846396 in words is "twenty-eight million, eight hundred forty-six thousand, three hundred ninety-six".