474772478 has 4 divisors (see below), whose sum is σ = 712158720. Its totient is φ = 237386238.

The previous prime is 474772477. The next prime is 474772489. The reversal of 474772478 is 874277474.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474772477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118693118 + ... + 118693121.

It is an arithmetic number, because the mean of its divisors is an integer number (178039680).

Almost surely, 2^474772478 is an apocalyptic number.

474772478 is a deficient number, since it is larger than the sum of its proper divisors (237386242).

474772478 is a wasteful number, since it uses less digits than its factorization.

474772478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237386241.

The product of its digits is 2458624, while the sum is 50.

The square root of 474772478 is about 21789.2743798411. The cubic root of 474772478 is about 780.1207779224.

The spelling of 474772478 in words is "four hundred seventy-four million, seven hundred seventy-two thousand, four hundred seventy-eight".