456980657 has 8 divisors (see below), whose sum is σ = 529418496. Its totient is φ = 386331552.

The previous prime is 456980617. The next prime is 456980659. The reversal of 456980657 is 756089654.

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

It is a cyclic number.

It is not a de Polignac number, because 456980657 - 2⁶ = 456980593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456980659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446633 + ... + 447654.

It is an arithmetic number, because the mean of its divisors is an integer number (66177312).

Almost surely, 2^456980657 is an apocalyptic number.

It is an amenable number.

456980657 is a deficient number, since it is larger than the sum of its proper divisors (72437839).

456980657 is an equidigital number, since it uses as much as digits as its factorization.

456980657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894367.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The square root of 456980657 is about 21377.1059079568. The cubic root of 456980657 is about 770.2515942890.

The spelling of 456980657 in words is "four hundred fifty-six million, nine hundred eighty thousand, six hundred fifty-seven".