47316057 has 4 divisors (see below), whose sum is σ = 63088080. Its totient is φ = 31544036.

The previous prime is 47316043. The next prime is 47316077. The reversal of 47316057 is 75061374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47316057 - 2⁷ = 47315929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47316077) 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, 7886007 + ... + 7886012.

It is an arithmetic number, because the mean of its divisors is an integer number (15772020).

Almost surely, 2^47316057 is an apocalyptic number.

It is an amenable number.

47316057 is a deficient number, since it is larger than the sum of its proper divisors (15772023).

47316057 is a wasteful number, since it uses less digits than its factorization.

47316057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15772022.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 47316057 is about 6878.6668039672. Note that the first 3 decimals coincide. The cubic root of 47316057 is about 361.6897339470.

The spelling of 47316057 in words is "forty-seven million, three hundred sixteen thousand, fifty-seven".