453804249 has 4 divisors (see below), whose sum is σ = 605072336. Its totient is φ = 302536164.

The previous prime is 453804233. The next prime is 453804269. The reversal of 453804249 is 942408354.

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 453804249 - 2⁴ = 453804233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453804269) 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, 75634039 + ... + 75634044.

It is an arithmetic number, because the mean of its divisors is an integer number (151268084).

Almost surely, 2^453804249 is an apocalyptic number.

It is an amenable number.

453804249 is a deficient number, since it is larger than the sum of its proper divisors (151268087).

453804249 is a wasteful number, since it uses less digits than its factorization.

453804249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151268086.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 453804249 is about 21302.6817325894. The cubic root of 453804249 is about 768.4628066492.

The spelling of 453804249 in words is "four hundred fifty-three million, eight hundred four thousand, two hundred forty-nine".