456784490 has 32 divisors (see below), whose sum is σ = 845640000. Its totient is φ = 177578368.

The previous prime is 456784483. The next prime is 456784501. The reversal of 456784490 is 94487654.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48161 + ... + 56859.

It is an arithmetic number, because the mean of its divisors is an integer number (26426250).

Almost surely, 2^456784490 is an apocalyptic number.

456784490 is a deficient number, since it is larger than the sum of its proper divisors (388855510).

456784490 is a wasteful number, since it uses less digits than its factorization.

456784490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8854.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 456784490 is about 21372.5171657435. The cubic root of 456784490 is about 770.1413638246.

The spelling of 456784490 in words is "four hundred fifty-six million, seven hundred eighty-four thousand, four hundred ninety".