28963952 has 10 divisors (see below), whose sum is σ = 56117688. Its totient is φ = 14481968.

The previous prime is 28963943. The next prime is 28963967. The reversal of 28963952 is 25936982.

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, 905108 + ... + 905139.

Almost surely, 2^28963952 is an apocalyptic number.

It is an amenable number.

28963952 is a deficient number, since it is larger than the sum of its proper divisors (27153736).

28963952 is a wasteful number, since it uses less digits than its factorization.

28963952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810255 (or 1810249 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 28963952 is about 5381.8167936116. The cubic root of 28963952 is about 307.1043299275.

The spelling of 28963952 in words is "twenty-eight million, nine hundred sixty-three thousand, nine hundred fifty-two".