47535172 has 12 divisors (see below), whose sum is σ = 83745900. Its totient is φ = 23607776.

The previous prime is 47535161. The next prime is 47535193. The reversal of 47535172 is 27153574.

It can be written as a sum of positive squares in 2 ways, for example, as 17438976 + 30096196 = 4176^2 + 5486^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39283 + ... + 40474.

It is an arithmetic number, because the mean of its divisors is an integer number (6978825).

Almost surely, 2^47535172 is an apocalyptic number.

It is an amenable number.

47535172 is a deficient number, since it is larger than the sum of its proper divisors (36210728).

47535172 is a wasteful number, since it uses less digits than its factorization.

47535172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79910 (or 79908 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 47535172 is about 6894.5755489370. The cubic root of 47535172 is about 362.2471882932.

The spelling of 47535172 in words is "forty-seven million, five hundred thirty-five thousand, one hundred seventy-two".