47539464 has 32 divisors (see below), whose sum is σ = 135827520. Its totient is φ = 13582656.

The previous prime is 47539447. The next prime is 47539477. The reversal of 47539464 is 46493574.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 7 ways as a sum of consecutive naturals, for example, 141319 + ... + 141654.

It is an arithmetic number, because the mean of its divisors is an integer number (4244610).

Almost surely, 2^47539464 is an apocalyptic number.

It is an amenable number.

47539464 is an abundant number, since it is smaller than the sum of its proper divisors (88288056).

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

47539464 is a wasteful number, since it uses less digits than its factorization.

47539464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282989 (or 282985 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 47539464 is about 6894.8868011012. The cubic root of 47539464 is about 362.2580905232.

The spelling of 47539464 in words is "forty-seven million, five hundred thirty-nine thousand, four hundred sixty-four".