452057537 has 4 divisors (see below), whose sum is σ = 458250180. Its totient is φ = 445864896.

The previous prime is 452057521. The next prime is 452057621. The reversal of 452057537 is 735750254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 199120321 + 252937216 = 14111^2 + 15904^2 .

It is a cyclic number.

It is not a de Polignac number, because 452057537 - 2⁴ = 452057521 is a prime.

It is a super-3 number, since 3×452057537³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452057537.

It is not an unprimeable number, because it can be changed into a prime (452057737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3096212 + ... + 3096357.

It is an arithmetic number, because the mean of its divisors is an integer number (114562545).

Almost surely, 2^452057537 is an apocalyptic number.

It is an amenable number.

452057537 is a deficient number, since it is larger than the sum of its proper divisors (6192643).

452057537 is an equidigital number, since it uses as much as digits as its factorization.

452057537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192642.

The product of its (nonzero) digits is 147000, while the sum is 38.

The square root of 452057537 is about 21261.6447388249. The cubic root of 452057537 is about 767.4755901937.

The spelling of 452057537 in words is "four hundred fifty-two million, fifty-seven thousand, five hundred thirty-seven".