479049442 has 16 divisors (see below), whose sum is σ = 730711800. Its totient is φ = 235509120.

The previous prime is 479049421. The next prime is 479049469. The reversal of 479049442 is 244940974.

It can be written as a sum of positive squares in 4 ways, for example, as 123010281 + 356039161 = 11091^2 + 18869^2 .

It is a super-2 number, since 2×479049442² = 458976735761022728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24784 + ... + 39652.

Almost surely, 2^479049442 is an apocalyptic number.

479049442 is a deficient number, since it is larger than the sum of its proper divisors (251662358).

479049442 is a wasteful number, since it uses less digits than its factorization.

479049442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15141.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 479049442 is about 21887.1981304140. The cubic root of 479049442 is about 782.4563382430.

The spelling of 479049442 in words is "four hundred seventy-nine million, forty-nine thousand, four hundred forty-two".