478531474 has 8 divisors (see below), whose sum is σ = 718285680. Its totient is φ = 239102916.

The previous prime is 478531457. The next prime is 478531481. The reversal of 478531474 is 474135874.

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

It is a super-2 number, since 2×478531474² = 457984743217225352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 478531474.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77704 + ... + 83635.

It is an arithmetic number, because the mean of its divisors is an integer number (89785710).

Almost surely, 2^478531474 is an apocalyptic number.

478531474 is a deficient number, since it is larger than the sum of its proper divisors (239754206).

478531474 is a wasteful number, since it uses less digits than its factorization.

478531474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162824.

The product of its digits is 376320, while the sum is 43.

The square root of 478531474 is about 21875.3622598575. The cubic root of 478531474 is about 782.1742285288.

The spelling of 478531474 in words is "four hundred seventy-eight million, five hundred thirty-one thousand, four hundred seventy-four".