453664 has 12 divisors (see below), whose sum is σ = 893214. Its totient is φ = 226816.

The previous prime is 453659. The next prime is 453667. The reversal of 453664 is 466354.

453664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 242064 + 211600 = 492^2 + 460^2 .

It is a super-2 number, since 2×453664² = 411622049792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453667) by changing a digit.

453664 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, 7057 + ... + 7120.

2⁴⁵³⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

453664 is a deficient number, since it is larger than the sum of its proper divisors (439550).

453664 is a wasteful number, since it uses less digits than its factorization.

453664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14187 (or 14179 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 453664 is about 673.5458410532. The cubic root of 453664 is about 76.8383633566.

The spelling of 453664 in words is "four hundred fifty-three thousand, six hundred sixty-four".