47676864 has 28 divisors (see below), whose sum is σ = 126145544. Its totient is φ = 15892224.

The previous prime is 47676851. The next prime is 47676869. The reversal of 47676864 is 46867674.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47676869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123967 + ... + 124350.

It is an arithmetic number, because the mean of its divisors is an integer number (4505198).

Almost surely, 2^47676864 is an apocalyptic number.

It is an amenable number.

47676864 is an abundant number, since it is smaller than the sum of its proper divisors (78468680).

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

47676864 is a wasteful number, since it uses less digits than its factorization.

47676864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248332 (or 248322 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 48.

The square root of 47676864 is about 6904.8435174159. The cubic root of 47676864 is about 362.6067579339.

The spelling of 47676864 in words is "forty-seven million, six hundred seventy-six thousand, eight hundred sixty-four".