452186864 has 20 divisors (see below), whose sum is σ = 877039104. Its totient is φ = 225854208.

The previous prime is 452186857. The next prime is 452186887. The reversal of 452186864 is 468681254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169 + ... + 30095.

Almost surely, 2^452186864 is an apocalyptic number.

It is an amenable number.

452186864 is a deficient number, since it is larger than the sum of its proper divisors (424852240).

452186864 is a wasteful number, since it uses less digits than its factorization.

452186864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29912 (or 29906 counting only the distinct ones).

The product of its digits is 368640, while the sum is 44.

The square root of 452186864 is about 21264.6858429651. The cubic root of 452186864 is about 767.5487710345.

The spelling of 452186864 in words is "four hundred fifty-two million, one hundred eighty-six thousand, eight hundred sixty-four".