506673394 has 16 divisors (see below), whose sum is σ = 796626432. Its totient is φ = 241230528.

The previous prime is 506673359. The next prime is 506673397. The reversal of 506673394 is 493376605.

It is a self number, because there is not a number n which added to its sum of digits gives 506673394.

It is not an unprimeable number, because it can be changed into a prime (506673397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14439 + ... + 34954.

It is an arithmetic number, because the mean of its divisors is an integer number (49789152).

Almost surely, 2^506673394 is an apocalyptic number.

506673394 is a deficient number, since it is larger than the sum of its proper divisors (289953038).

506673394 is a wasteful number, since it uses less digits than its factorization.

506673394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49641.

The product of its (nonzero) digits is 408240, while the sum is 43.

The square root of 506673394 is about 22509.4067891626. The cubic root of 506673394 is about 797.2160493027.

The spelling of 506673394 in words is "five hundred six million, six hundred seventy-three thousand, three hundred ninety-four".