452971392 has 64 divisors (see below), whose sum is σ = 1274000400. Its totient is φ = 142106624.

The previous prime is 452971391. The next prime is 452971397. The reversal of 452971392 is 293179254.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452971391) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28167 + ... + 41222.

Almost surely, 2^452971392 is an apocalyptic number.

It is an amenable number.

452971392 is an abundant number, since it is smaller than the sum of its proper divisors (821029008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452971392 is a wasteful number, since it uses less digits than its factorization.

452971392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69423 (or 69411 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 452971392 is about 21283.1245826359. The cubic root of 452971392 is about 767.9924044388.

The spelling of 452971392 in words is "four hundred fifty-two million, nine hundred seventy-one thousand, three hundred ninety-two".