474428986 has 4 divisors (see below), whose sum is σ = 711643482. Its totient is φ = 237214492.

The previous prime is 474428953. The next prime is 474429041. The reversal of 474428986 is 689824474.

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

It can be written as a sum of positive squares in only one way, i.e., 401240961 + 73188025 = 20031^2 + 8555^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118607245 + ... + 118607248.

Almost surely, 2^474428986 is an apocalyptic number.

474428986 is a deficient number, since it is larger than the sum of its proper divisors (237214496).

474428986 is a wasteful number, since it uses less digits than its factorization.

474428986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237214495.

The product of its digits is 3096576, while the sum is 52.

The square root of 474428986 is about 21781.3908187700. The cubic root of 474428986 is about 779.9325966301.

The spelling of 474428986 in words is "four hundred seventy-four million, four hundred twenty-eight thousand, nine hundred eighty-six".