478028622 has 16 divisors (see below), whose sum is σ = 957013200. Its totient is φ = 159183552.

The previous prime is 478028609. The next prime is 478028647. The reversal of 478028622 is 226820874.

It is a super-2 number, since 2×478028622² = 457022726902437768, which contains 22 as substring.

It is a congruent number.

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, 33247 + ... + 45402.

It is an arithmetic number, because the mean of its divisors is an integer number (59813325).

Almost surely, 2^478028622 is an apocalyptic number.

478028622 is an abundant number, since it is smaller than the sum of its proper divisors (478984578).

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

478028622 is a wasteful number, since it uses less digits than its factorization.

478028622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79667.

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 478028622 is about 21863.8656691812. The cubic root of 478028622 is about 781.9001568838.

The spelling of 478028622 in words is "four hundred seventy-eight million, twenty-eight thousand, six hundred twenty-two".