452145474 has 24 divisors (see below), whose sum is σ = 1068707952. Its totient is φ = 137013720.

The previous prime is 452145457. The next prime is 452145493. The reversal of 452145474 is 474541254.

452145474 is a `hidden beast` number, since 45 + 2 + 145 + 474 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1141584 + ... + 1141979.

It is an arithmetic number, because the mean of its divisors is an integer number (44529498).

Almost surely, 2^452145474 is an apocalyptic number.

452145474 is an abundant number, since it is smaller than the sum of its proper divisors (616562478).

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

452145474 is a wasteful number, since it uses less digits than its factorization.

452145474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283582 (or 2283579 counting only the distinct ones).

The product of its digits is 89600, while the sum is 36.

The square root of 452145474 is about 21263.7126109247. The cubic root of 452145474 is about 767.5253516509.

The spelling of 452145474 in words is "four hundred fifty-two million, one hundred forty-five thousand, four hundred seventy-four".