478624707 has 48 divisors (see below), whose sum is σ = 788441472. Its totient is φ = 287737920.

The previous prime is 478624691. The next prime is 478624709. The reversal of 478624707 is 707426874.

It is not a de Polignac number, because 478624707 - 2⁴ = 478624691 is a prime.

It is a super-2 number, since 2×478624707² = 458163220301671698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (478624709) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 365548 + ... + 366854.

It is an arithmetic number, because the mean of its divisors is an integer number (16425864).

Almost surely, 2^478624707 is an apocalyptic number.

478624707 is a deficient number, since it is larger than the sum of its proper divisors (309816765).

478624707 is a wasteful number, since it uses less digits than its factorization.

478624707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470 (or 1458 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 45.

The square root of 478624707 is about 21877.4931607806. The cubic root of 478624707 is about 782.2250226202.

The spelling of 478624707 in words is "four hundred seventy-eight million, six hundred twenty-four thousand, seven hundred seven".