456997 has 4 divisors (see below), whose sum is σ = 461376. Its totient is φ = 452620.

The previous prime is 456991. The next prime is 457001. The reversal of 456997 is 799654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2029 + ... + 2242.

It is an arithmetic number, because the mean of its divisors is an integer number (115344).

2⁴⁵⁶⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

456997 is a deficient number, since it is larger than the sum of its proper divisors (4379).

456997 is a wasteful number, since it uses less digits than its factorization.

456997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378.

The product of its digits is 68040, while the sum is 40.

The square root of 456997 is about 676.0155323659. The cubic root of 456997 is about 77.0260776349.

The spelling of 456997 in words is "four hundred fifty-six thousand, nine hundred ninety-seven".