494425239 has 96 divisors (see below), whose sum is σ = 892454400. Its totient is φ = 243326160.

The previous prime is 494425219. The next prime is 494425247. The reversal of 494425239 is 932524494.

It is not a de Polignac number, because 494425239 - 2⁵ = 494425207 is a prime.

Its product of digits (311040) is a multiple of the sum of its prime divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 494425239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494425219) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26022372 + ... + 26022390.

It is an arithmetic number, because the mean of its divisors is an integer number (9296400).

Almost surely, 2^494425239 is an apocalyptic number.

494425239 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

494425239 is a deficient number, since it is larger than the sum of its proper divisors (398029161).

494425239 is an equidigital number, since it uses as much as digits as its factorization.

494425239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 40 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 494425239 is about 22235.6749166739. The cubic root of 494425239 is about 790.7397008132.

The spelling of 494425239 in words is "four hundred ninety-four million, four hundred twenty-five thousand, two hundred thirty-nine".