452877493 has 4 divisors (see below), whose sum is σ = 453541248. Its totient is φ = 452213740.

The previous prime is 452877463. The next prime is 452877511. The reversal of 452877493 is 394778254.

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 a de Polignac number, because none of the positive numbers 2^k-452877493 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 (452877443) 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, 330853 + ... + 332218.

It is an arithmetic number, because the mean of its divisors is an integer number (113385312).

Almost surely, 2^452877493 is an apocalyptic number.

It is an amenable number.

452877493 is a deficient number, since it is larger than the sum of its proper divisors (663755).

452877493 is an equidigital number, since it uses as much as digits as its factorization.

452877493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663754.

The product of its digits is 1693440, while the sum is 49.

The square root of 452877493 is about 21280.9185187106. The cubic root of 452877493 is about 767.9393336094.

The spelling of 452877493 in words is "four hundred fifty-two million, eight hundred seventy-seven thousand, four hundred ninety-three".