506570494 has 8 divisors (see below), whose sum is σ = 760052160. Its totient is φ = 253219776.

The previous prime is 506570489. The next prime is 506570501. The reversal of 506570494 is 494075605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×506570494² = 513227330782808072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22414 + ... + 38929.

It is an arithmetic number, because the mean of its divisors is an integer number (95006520).

Almost surely, 2^506570494 is an apocalyptic number.

506570494 is a deficient number, since it is larger than the sum of its proper divisors (253481666).

506570494 is a wasteful number, since it uses less digits than its factorization.

506570494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65474.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 506570494 is about 22507.1209620422. The cubic root of 506570494 is about 797.1620769367.

The spelling of 506570494 in words is "five hundred six million, five hundred seventy thousand, four hundred ninety-four".