47939312 has 10 divisors (see below), whose sum is σ = 92882448. Its totient is φ = 23969648.

The previous prime is 47939279. The next prime is 47939327. The reversal of 47939312 is 21393974.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1498088 + ... + 1498119.

Almost surely, 2^47939312 is an apocalyptic number.

It is an amenable number.

47939312 is a deficient number, since it is larger than the sum of its proper divisors (44943136).

47939312 is a wasteful number, since it uses less digits than its factorization.

47939312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996215 (or 2996209 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 47939312 is about 6923.8220658824. The cubic root of 47939312 is about 363.2708908956.

The spelling of 47939312 in words is "forty-seven million, nine hundred thirty-nine thousand, three hundred twelve".