478455484 has 12 divisors (see below), whose sum is σ = 901704664. Its totient is φ = 220825584.

The previous prime is 478455451. The next prime is 478455487. The reversal of 478455484 is 484554874.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478455487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4600482 + ... + 4600585.

Almost surely, 2^478455484 is an apocalyptic number.

It is an amenable number.

478455484 is a deficient number, since it is larger than the sum of its proper divisors (423249180).

478455484 is a wasteful number, since it uses less digits than its factorization.

478455484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9201084 (or 9201082 counting only the distinct ones).

The product of its digits is 2867200, while the sum is 49.

The square root of 478455484 is about 21873.6253053763. The cubic root of 478455484 is about 782.1328236827.

The spelling of 478455484 in words is "four hundred seventy-eight million, four hundred fifty-five thousand, four hundred eighty-four".