452042857 has 4 divisors (see below), whose sum is σ = 516620416. Its totient is φ = 387465300.

The previous prime is 452042849. The next prime is 452042861. The reversal of 452042857 is 758240254.

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 a cyclic number.

It is not a de Polignac number, because 452042857 - 2³ = 452042849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452042887) 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, 32288769 + ... + 32288782.

It is an arithmetic number, because the mean of its divisors is an integer number (129155104).

Almost surely, 2^452042857 is an apocalyptic number.

It is an amenable number.

452042857 is a deficient number, since it is larger than the sum of its proper divisors (64577559).

452042857 is an equidigital number, since it uses as much as digits as its factorization.

452042857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64577558.

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 452042857 is about 21261.2995134352. The cubic root of 452042857 is about 767.4672825022.

The spelling of 452042857 in words is "four hundred fifty-two million, forty-two thousand, eight hundred fifty-seven".