478474458 has 32 divisors (see below), whose sum is σ = 1193080320. Its totient is φ = 124278960.

The previous prime is 478474453. The next prime is 478474531. The reversal of 478474458 is 854474874.

It is a self number, because there is not a number n which added to its sum of digits gives 478474458.

It is not an unprimeable number, because it can be changed into a prime (478474453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517368 + ... + 518291.

It is an arithmetic number, because the mean of its divisors is an integer number (37283760).

Almost surely, 2^478474458 is an apocalyptic number.

478474458 is an abundant number, since it is smaller than the sum of its proper divisors (714605862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478474458 is a wasteful number, since it uses less digits than its factorization.

478474458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035682.

The product of its digits is 4014080, while the sum is 51.

The square root of 478474458 is about 21874.0590197613. The cubic root of 478474458 is about 782.1431625004.

The spelling of 478474458 in words is "four hundred seventy-eight million, four hundred seventy-four thousand, four hundred fifty-eight".