423044255 has 4 divisors (see below), whose sum is σ = 507653112. Its totient is φ = 338435400.

The previous prime is 423044249. The next prime is 423044263. The reversal of 423044255 is 552440324.

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

It is not a de Polignac number, because 423044255 - 2²⁴ = 406267039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42304421 + ... + 42304430.

It is an arithmetic number, because the mean of its divisors is an integer number (126913278).

Almost surely, 2^423044255 is an apocalyptic number.

423044255 is a deficient number, since it is larger than the sum of its proper divisors (84608857).

423044255 is an equidigital number, since it uses as much as digits as its factorization.

423044255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84608856.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 423044255 is about 20568.0396489311. The cubic root of 423044255 is about 750.6922527035.

Adding to 423044255 its reverse (552440324), we get a palindrome (975484579).

The spelling of 423044255 in words is "four hundred twenty-three million, forty-four thousand, two hundred fifty-five".