478729022 has 8 divisors (see below), whose sum is σ = 720649872. Its totient is φ = 238512400.

The previous prime is 478729007. The next prime is 478729039. The reversal of 478729022 is 220927874.

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

It is a congruent number.

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, 425354 + ... + 426477.

It is an arithmetic number, because the mean of its divisors is an integer number (90081234).

Almost surely, 2^478729022 is an apocalyptic number.

478729022 is a deficient number, since it is larger than the sum of its proper divisors (241920850).

478729022 is a wasteful number, since it uses less digits than its factorization.

478729022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852114.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 478729022 is about 21879.8771020314. The cubic root of 478729022 is about 782.2818464565.

The spelling of 478729022 in words is "four hundred seventy-eight million, seven hundred twenty-nine thousand, twenty-two".