456392642 has 16 divisors (see below), whose sum is σ = 734792472. Its totient is φ = 211829760.

The previous prime is 456392627. The next prime is 456392687. The reversal of 456392642 is 246293654.

It can be written as a sum of positive squares in 4 ways, for example, as 362864401 + 93528241 = 19049^2 + 9671^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 456392642.

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, 89459 + ... + 94422.

Almost surely, 2^456392642 is an apocalyptic number.

456392642 is a deficient number, since it is larger than the sum of its proper divisors (278399830).

456392642 is a wasteful number, since it uses less digits than its factorization.

456392642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183973.

The product of its digits is 311040, while the sum is 41.

The square root of 456392642 is about 21363.3480990223. The cubic root of 456392642 is about 769.9210814716.

The spelling of 456392642 in words is "four hundred fifty-six million, three hundred ninety-two thousand, six hundred forty-two".