452492661 has 4 divisors (see below), whose sum is σ = 603323552. Its totient is φ = 301661772.

The previous prime is 452492659. The next prime is 452492717. The reversal of 452492661 is 166294254.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 452492661 - 2¹ = 452492659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452492861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75415441 + ... + 75415446.

It is an arithmetic number, because the mean of its divisors is an integer number (150830888).

Almost surely, 2^452492661 is an apocalyptic number.

It is an amenable number.

452492661 is a deficient number, since it is larger than the sum of its proper divisors (150830891).

452492661 is a wasteful number, since it uses less digits than its factorization.

452492661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150830890.

The product of its digits is 103680, while the sum is 39.

The square root of 452492661 is about 21271.8748821067. The cubic root of 452492661 is about 767.7217535193.

The spelling of 452492661 in words is "four hundred fifty-two million, four hundred ninety-two thousand, six hundred sixty-one".