464439790 has 16 divisors (see below), whose sum is σ = 838950768. Its totient is φ = 185118336.

The previous prime is 464439769. The next prime is 464439803. The reversal of 464439790 is 97934464.

It is a self number, because there is not a number n which added to its sum of digits gives 464439790.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79227 + ... + 84886.

It is an arithmetic number, because the mean of its divisors is an integer number (52434423).

Almost surely, 2^464439790 is an apocalyptic number.

464439790 is a deficient number, since it is larger than the sum of its proper divisors (374510978).

464439790 is a wasteful number, since it uses less digits than its factorization.

464439790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164403.

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 464439790 is about 21550.8651798483. The cubic root of 464439790 is about 774.4198446875.

The spelling of 464439790 in words is "four hundred sixty-four million, four hundred thirty-nine thousand, seven hundred ninety".