464479146 has 12 divisors (see below), whose sum is σ = 1006371522. Its totient is φ = 154826376.

The previous prime is 464479139. The next prime is 464479159. The reversal of 464479146 is 641974464.

464479146 is a `hidden beast` number, since 464 + 47 + 9 + 146 = 666.

It can be written as a sum of positive squares in only one way, i.e., 458174025 + 6305121 = 21405^2 + 2511^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12902181 + ... + 12902216.

Almost surely, 2^464479146 is an apocalyptic number.

464479146 is an abundant number, since it is smaller than the sum of its proper divisors (541892376).

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

464479146 is a wasteful number, since it uses less digits than its factorization.

464479146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25804405 (or 25804402 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 464479146 is about 21551.7782560976. The cubic root of 464479146 is about 774.4417185000.

The spelling of 464479146 in words is "four hundred sixty-four million, four hundred seventy-nine thousand, one hundred forty-six".