452515521 has 16 divisors (see below), whose sum is σ = 616866624. Its totient is φ = 294987264.

The previous prime is 452515477. The next prime is 452515523. The reversal of 452515521 is 125515254.

It is not a de Polignac number, because 452515521 - 2¹⁰ = 452514497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452515523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19321 + ... + 35753.

It is an arithmetic number, because the mean of its divisors is an integer number (38554164).

Almost surely, 2^452515521 is an apocalyptic number.

It is an amenable number.

452515521 is a deficient number, since it is larger than the sum of its proper divisors (164351103).

452515521 is a wasteful number, since it uses less digits than its factorization.

452515521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16640.

The product of its digits is 10000, while the sum is 30.

The square root of 452515521 is about 21272.4122045432. The cubic root of 452515521 is about 767.7346817759.

The spelling of 452515521 in words is "four hundred fifty-two million, five hundred fifteen thousand, five hundred twenty-one".