479149538 has 24 divisors (see below), whose sum is σ = 846154512. Its totient is φ = 202872264.

The previous prime is 479149529. The next prime is 479149591. The reversal of 479149538 is 835941974.

It is a super-2 number, since 2×479149538² = 459168559531226888, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21320 + ... + 37587.

It is an arithmetic number, because the mean of its divisors is an integer number (35256438).

Almost surely, 2^479149538 is an apocalyptic number.

479149538 is a deficient number, since it is larger than the sum of its proper divisors (367004974).

479149538 is a wasteful number, since it uses less digits than its factorization.

479149538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59006 (or 58999 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 479149538 is about 21889.4846444589. The cubic root of 479149538 is about 782.5108317799.

The spelling of 479149538 in words is "four hundred seventy-nine million, one hundred forty-nine thousand, five hundred thirty-eight".