474276978 has 48 divisors (see below), whose sum is σ = 1226028960. Its totient is φ = 135506952.

The previous prime is 474276977. The next prime is 474277007. The reversal of 474276978 is 879672474.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (474276973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86976 + ... + 92267.

It is an arithmetic number, because the mean of its divisors is an integer number (25542270).

Almost surely, 2^474276978 is an apocalyptic number.

474276978 is an abundant number, since it is smaller than the sum of its proper divisors (751751982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

474276978 is a wasteful number, since it uses less digits than its factorization.

474276978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179268 (or 179255 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 54.

The square root of 474276978 is about 21777.9011385395. The cubic root of 474276978 is about 779.8492904088.

The spelling of 474276978 in words is "four hundred seventy-four million, two hundred seventy-six thousand, nine hundred seventy-eight".