456668 has 6 divisors (see below), whose sum is σ = 799176. Its totient is φ = 228332.

The previous prime is 456653. The next prime is 456679. The reversal of 456668 is 866654.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

456668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57080 + ... + 57087.

It is an arithmetic number, because the mean of its divisors is an integer number (133196).

2⁴⁵⁶⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

456668 is a deficient number, since it is larger than the sum of its proper divisors (342508).

456668 is a wasteful number, since it uses less digits than its factorization.

456668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114171 (or 114169 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 456668 is about 675.7721509503. The cubic root of 456668 is about 77.0075890648.

The spelling of 456668 in words is "four hundred fifty-six thousand, six hundred sixty-eight".