93278972 has 6 divisors (see below), whose sum is σ = 163238208. Its totient is φ = 46639484.

The previous prime is 93278959. The next prime is 93278989. The reversal of 93278972 is 27987239.

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, 11659868 + ... + 11659875.

It is an arithmetic number, because the mean of its divisors is an integer number (27206368).

Almost surely, 2^93278972 is an apocalyptic number.

It is an amenable number.

93278972 is a deficient number, since it is larger than the sum of its proper divisors (69959236).

93278972 is a wasteful number, since it uses less digits than its factorization.

93278972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23319747 (or 23319745 counting only the distinct ones).

The product of its digits is 381024, while the sum is 47.

The square root of 93278972 is about 9658.1039547108. The cubic root of 93278972 is about 453.5180574078.

The spelling of 93278972 in words is "ninety-three million, two hundred seventy-eight thousand, nine hundred seventy-two".