456644 has 6 divisors (see below), whose sum is σ = 799134. Its totient is φ = 228320.

The previous prime is 456641. The next prime is 456647. The reversal of 456644 is 446654.

It is an interprime number because it is at equal distance from previous prime (456641) and next prime (456647).

It can be written as a sum of positive squares in only one way, i.e., 448900 + 7744 = 670^2 + 88^2 .

It is not an unprimeable number, because it can be changed into a prime (456641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57077 + ... + 57084.

It is an arithmetic number, because the mean of its divisors is an integer number (133189).

2⁴⁵⁶⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

456644 is a deficient number, since it is larger than the sum of its proper divisors (342490).

456644 is a wasteful number, since it uses less digits than its factorization.

456644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114165 (or 114163 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 456644 is about 675.7543932525. The cubic root of 456644 is about 77.0062400070.

It can be divided in two parts, 4 and 56644, that multiplied together give a square (226576 = 476²).

The spelling of 456644 in words is "four hundred fifty-six thousand, six hundred forty-four".