506263931 has 8 divisors (see below), whose sum is σ = 518889024. Its totient is φ = 493716160.

The previous prime is 506263847. The next prime is 506263957. The reversal of 506263931 is 139362605.

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

It is a cyclic number.

It is not a de Polignac number, because 506263931 - 2²² = 502069627 is a prime.

It is a super-2 number, since 2×506263931² = 512606335663145522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 506263891 and 506263900.

It is not an unprimeable number, because it can be changed into a prime (506263031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5960 + ... + 32373.

It is an arithmetic number, because the mean of its divisors is an integer number (64861128).

Almost surely, 2^506263931 is an apocalyptic number.

506263931 is a deficient number, since it is larger than the sum of its proper divisors (12625093).

506263931 is a wasteful number, since it uses less digits than its factorization.

506263931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38661.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 506263931 is about 22500.3095756481. The cubic root of 506263931 is about 797.0012373861.

The spelling of 506263931 in words is "five hundred six million, two hundred sixty-three thousand, nine hundred thirty-one".