478858722 has 16 divisors (see below), whose sum is σ = 958641312. Its totient is φ = 159465600.

The previous prime is 478858717. The next prime is 478858739. The reversal of 478858722 is 227858874.

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, 31663 + ... + 44274.

It is an arithmetic number, because the mean of its divisors is an integer number (59915082).

Almost surely, 2^478858722 is an apocalyptic number.

478858722 is an abundant number, since it is smaller than the sum of its proper divisors (479782590).

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

478858722 is a wasteful number, since it uses less digits than its factorization.

478858722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76993.

The product of its digits is 2007040, while the sum is 51.

The square root of 478858722 is about 21882.8408119238. The cubic root of 478858722 is about 782.3524868323.

The spelling of 478858722 in words is "four hundred seventy-eight million, eight hundred fifty-eight thousand, seven hundred twenty-two".