28966268 has 6 divisors (see below), whose sum is σ = 50690976. Its totient is φ = 14483132.

The previous prime is 28966247. The next prime is 28966297. The reversal of 28966268 is 86266982.

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, 3620780 + ... + 3620787.

It is an arithmetic number, because the mean of its divisors is an integer number (8448496).

Almost surely, 2^28966268 is an apocalyptic number.

It is an amenable number.

28966268 is a deficient number, since it is larger than the sum of its proper divisors (21724708).

28966268 is a wasteful number, since it uses less digits than its factorization.

28966268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7241571 (or 7241569 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 28966268 is about 5382.0319582849. The cubic root of 28966268 is about 307.1125152133.

The spelling of 28966268 in words is "twenty-eight million, nine hundred sixty-six thousand, two hundred sixty-eight".