478252232 has 16 divisors (see below), whose sum is σ = 920959260. Its totient is φ = 232663104.

The previous prime is 478252223. The next prime is 478252259. The reversal of 478252232 is 232252874.

It can be written as a sum of positive squares in 2 ways, for example, as 472366756 + 5885476 = 21734^2 + 2426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 478252192 and 478252201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807563 + ... + 808154.

Almost surely, 2^478252232 is an apocalyptic number.

It is an amenable number.

478252232 is a deficient number, since it is larger than the sum of its proper divisors (442707028).

478252232 is a wasteful number, since it uses less digits than its factorization.

478252232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615760 (or 1615756 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 478252232 is about 21868.9787598781. The cubic root of 478252232 is about 782.0220557486.

The spelling of 478252232 in words is "four hundred seventy-eight million, two hundred fifty-two thousand, two hundred thirty-two".