478677152 has 24 divisors (see below), whose sum is σ = 952117236. Its totient is φ = 236869632.

The previous prime is 478677139. The next prime is 478677167. The reversal of 478677152 is 251776874.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 468462736 + 10214416 = 21644^2 + 3196^2 .

It is a super-2 number, since 2×478677152² = 458263631693662208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 478677097 and 478677106.

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, 74003 + ... + 80210.

Almost surely, 2^478677152 is an apocalyptic number.

It is an amenable number.

478677152 is a deficient number, since it is larger than the sum of its proper divisors (473440084).

478677152 is a wasteful number, since it uses less digits than its factorization.

478677152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154320 (or 154312 counting only the distinct ones).

The product of its digits is 658560, while the sum is 47.

The square root of 478677152 is about 21878.6917341965. The cubic root of 478677152 is about 782.2535921811.

The spelling of 478677152 in words is "four hundred seventy-eight million, six hundred seventy-seven thousand, one hundred fifty-two".