517500472 has 8 divisors (see below), whose sum is σ = 970313400. Its totient is φ = 258750232.

The previous prime is 517500457. The next prime is 517500491. The reversal of 517500472 is 274005715.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32343772 + ... + 32343787.

It is an arithmetic number, because the mean of its divisors is an integer number (121289175).

Almost surely, 2^517500472 is an apocalyptic number.

It is an amenable number.

517500472 is a deficient number, since it is larger than the sum of its proper divisors (452812928).

517500472 is a wasteful number, since it uses less digits than its factorization.

517500472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64687565 (or 64687561 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 517500472 is about 22748.6367064051. The cubic root of 517500472 is about 802.8546309040.

The spelling of 517500472 in words is "five hundred seventeen million, five hundred thousand, four hundred seventy-two".