28673276 has 6 divisors (see below), whose sum is σ = 50178240. Its totient is φ = 14336636.

The previous prime is 28673269. The next prime is 28673311. The reversal of 28673276 is 67237682.

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, 3584156 + ... + 3584163.

It is an arithmetic number, because the mean of its divisors is an integer number (8363040).

Almost surely, 2^28673276 is an apocalyptic number.

It is an amenable number.

28673276 is a deficient number, since it is larger than the sum of its proper divisors (21504964).

28673276 is a wasteful number, since it uses less digits than its factorization.

28673276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7168323 (or 7168321 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

The square root of 28673276 is about 5354.7433178445. The cubic root of 28673276 is about 306.0735295412.

The spelling of 28673276 in words is "twenty-eight million, six hundred seventy-three thousand, two hundred seventy-six".