478633508 has 24 divisors (see below), whose sum is σ = 868922880. Its totient is φ = 230518080.

The previous prime is 478633501. The next prime is 478633531. The reversal of 478633508 is 805336874.

It is not an unprimeable number, because it can be changed into a prime (478633501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5516 + ... + 31427.

It is an arithmetic number, because the mean of its divisors is an integer number (36205120).

Almost surely, 2^478633508 is an apocalyptic number.

It is an amenable number.

478633508 is a deficient number, since it is larger than the sum of its proper divisors (390289372).

478633508 is a wasteful number, since it uses less digits than its factorization.

478633508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37067 (or 37065 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 478633508 is about 21877.6943026453. The cubic root of 478633508 is about 782.2298171354.

The spelling of 478633508 in words is "four hundred seventy-eight million, six hundred thirty-three thousand, five hundred eight".