47855764 has 12 divisors (see below), whose sum is σ = 91361088. Its totient is φ = 21752600.

The previous prime is 47855711. The next prime is 47855783. The reversal of 47855764 is 46755874.

It is a happy number.

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, 543772 + ... + 543859.

It is an arithmetic number, because the mean of its divisors is an integer number (7613424).

Almost surely, 2^47855764 is an apocalyptic number.

47855764 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

47855764 is a deficient number, since it is larger than the sum of its proper divisors (43505324).

47855764 is a wasteful number, since it uses less digits than its factorization.

47855764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087646 (or 1087644 counting only the distinct ones).

The product of its digits is 940800, while the sum is 46.

The square root of 47855764 is about 6917.7860620288. The cubic root of 47855764 is about 363.0597336099.

The spelling of 47855764 in words is "forty-seven million, eight hundred fifty-five thousand, seven hundred sixty-four".