456489730 has 8 divisors (see below), whose sum is σ = 821681532. Its totient is φ = 182595888.

The previous prime is 456489727. The next prime is 456489767. The reversal of 456489730 is 37984654.

It can be written as a sum of positive squares in 2 ways, for example, as 453562209 + 2927521 = 21297^2 + 1711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22824477 + ... + 22824496.

Almost surely, 2^456489730 is an apocalyptic number.

456489730 is a deficient number, since it is larger than the sum of its proper divisors (365191802).

456489730 is a wasteful number, since it uses less digits than its factorization.

456489730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45648980.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 456489730 is about 21365.6202811901. The cubic root of 456489730 is about 769.9756724759.

The spelling of 456489730 in words is "four hundred fifty-six million, four hundred eighty-nine thousand, seven hundred thirty".