47672472 has 64 divisors (see below), whose sum is σ = 122601600. Its totient is φ = 15441920.

The previous prime is 47672467. The next prime is 47672507. The reversal of 47672472 is 27427674.

It is a self number, because there is not a number n which added to its sum of digits gives 47672472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185368 + ... + 185624.

It is an arithmetic number, because the mean of its divisors is an integer number (1915650).

Almost surely, 2^47672472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47672472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61300800).

47672472 is an abundant number, since it is smaller than the sum of its proper divisors (74929128).

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

47672472 is a wasteful number, since it uses less digits than its factorization.

47672472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 452 counting only the distinct ones).

The product of its digits is 131712, while the sum is 39.

The square root of 47672472 is about 6904.5254724709. The cubic root of 47672472 is about 362.5956231287.

The spelling of 47672472 in words is "forty-seven million, six hundred seventy-two thousand, four hundred seventy-two".