452217664 has 28 divisors (see below), whose sum is σ = 900976608. Its totient is φ = 225200000.

The previous prime is 452217653. The next prime is 452217709. The reversal of 452217664 is 466712254.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989 + ... + 30139.

It is an arithmetic number, because the mean of its divisors is an integer number (32177736).

Almost surely, 2^452217664 is an apocalyptic number.

It is an amenable number.

452217664 is a deficient number, since it is larger than the sum of its proper divisors (448758944).

452217664 is a wasteful number, since it uses less digits than its factorization.

452217664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28414 (or 28404 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 452217664 is about 21265.4100360186. The cubic root of 452217664 is about 767.5661974330.

The spelling of 452217664 in words is "four hundred fifty-two million, two hundred seventeen thousand, six hundred sixty-four".