47727312 has 20 divisors (see below), whose sum is σ = 123295680. Its totient is φ = 15909088.

The previous prime is 47727289. The next prime is 47727331. The reversal of 47727312 is 21372774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497112 + ... + 497207.

It is an arithmetic number, because the mean of its divisors is an integer number (6164784).

Almost surely, 2^47727312 is an apocalyptic number.

It is an amenable number.

47727312 is an abundant number, since it is smaller than the sum of its proper divisors (75568368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47727312 is a wasteful number, since it uses less digits than its factorization.

47727312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994330 (or 994324 counting only the distinct ones).

The product of its digits is 16464, while the sum is 33.

The square root of 47727312 is about 6908.4956394283. The cubic root of 47727312 is about 362.7346070692.

The spelling of 47727312 in words is "forty-seven million, seven hundred twenty-seven thousand, three hundred twelve".