518972 has 12 divisors (see below), whose sum is σ = 947856. Its totient is φ = 248160.

The previous prime is 518953. The next prime is 518981. The reversal of 518972 is 279815.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 518972.

It is an unprimeable number.

518972 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2729 + ... + 2912.

It is an arithmetic number, because the mean of its divisors is an integer number (78988).

2⁵¹⁸⁹⁷² is an apocalyptic number.

It is an amenable number.

518972 is a deficient number, since it is larger than the sum of its proper divisors (428884).

518972 is a wasteful number, since it uses less digits than its factorization.

518972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668 (or 5666 counting only the distinct ones).

The product of its digits is 5040, while the sum is 32.

The square root of 518972 is about 720.3971127094. The cubic root of 518972 is about 80.3614891100.

The spelling of 518972 in words is "five hundred eighteen thousand, nine hundred seventy-two".