452218144 has 48 divisors (see below), whose sum is σ = 1045009728. Its totient is φ = 188566272.

The previous prime is 452218133. The next prime is 452218153. The reversal of 452218144 is 441812254.

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 7 ways as a sum of consecutive naturals, for example, 18994 + ... + 35569.

It is an arithmetic number, because the mean of its divisors is an integer number (21771036).

Almost surely, 2^452218144 is an apocalyptic number.

It is an amenable number.

452218144 is an abundant number, since it is smaller than the sum of its proper divisors (592791584).

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

452218144 is a wasteful number, since it uses less digits than its factorization.

452218144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54617 (or 54609 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 452218144 is about 21265.4213219489. The cubic root of 452218144 is about 767.5664690070.

The spelling of 452218144 in words is "four hundred fifty-two million, two hundred eighteen thousand, one hundred forty-four".