506631830 has 8 divisors (see below), whose sum is σ = 911937312. Its totient is φ = 202652728.

The previous prime is 506631817. The next prime is 506631859. The reversal of 506631830 is 38136605.

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

It is a super-2 number, since 2×506631830² = 513351622338297800, 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, 25331582 + ... + 25331601.

It is an arithmetic number, because the mean of its divisors is an integer number (113992164).

Almost surely, 2^506631830 is an apocalyptic number.

506631830 is a deficient number, since it is larger than the sum of its proper divisors (405305482).

506631830 is a wasteful number, since it uses less digits than its factorization.

506631830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50663190.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 506631830 is about 22508.4835117784. The cubic root of 506631830 is about 797.1942493329.

The spelling of 506631830 in words is "five hundred six million, six hundred thirty-one thousand, eight hundred thirty".