452525436 has 72 divisors (see below), whose sum is σ = 1250540928. Its totient is φ = 136836000.

The previous prime is 452525417. The next prime is 452525443. The reversal of 452525436 is 634525254.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 452525436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 248971 + ... + 250781.

It is an arithmetic number, because the mean of its divisors is an integer number (17368624).

Almost surely, 2^452525436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452525436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625270464).

452525436 is an abundant number, since it is smaller than the sum of its proper divisors (798015492).

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

452525436 is a wasteful number, since it uses less digits than its factorization.

452525436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463 (or 2458 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 452525436 is about 21272.6452515901. The cubic root of 452525436 is about 767.7402889750.

The spelling of 452525436 in words is "four hundred fifty-two million, five hundred twenty-five thousand, four hundred thirty-six".