47864875 has 8 divisors (see below), whose sum is σ = 59735520. Its totient is φ = 38291800.

The previous prime is 47864827. The next prime is 47864951. The reversal of 47864875 is 57846874.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-47864875 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191335 + ... + 191584.

It is an arithmetic number, because the mean of its divisors is an integer number (7466940).

Almost surely, 2^47864875 is an apocalyptic number.

47864875 is a deficient number, since it is larger than the sum of its proper divisors (11870645).

47864875 is an equidigital number, since it uses as much as digits as its factorization.

47864875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382934 (or 382924 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 49.

The square root of 47864875 is about 6918.4445506197. Note that the first 3 decimals coincide. The cubic root of 47864875 is about 363.0827724740.

The spelling of 47864875 in words is "forty-seven million, eight hundred sixty-four thousand, eight hundred seventy-five".