423257799 has 16 divisors (see below), whose sum is σ = 598867200. Its totient is φ = 265326336.

The previous prime is 423257759. The next prime is 423257803. The reversal of 423257799 is 997752324.

It is not a de Polignac number, because 423257799 - 2⁹ = 423257287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423257749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47914 + ... + 56055.

It is an arithmetic number, because the mean of its divisors is an integer number (37429200).

Almost surely, 2^423257799 is an apocalyptic number.

423257799 is a deficient number, since it is larger than the sum of its proper divisors (175609401).

423257799 is a wasteful number, since it uses less digits than its factorization.

423257799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104054.

The product of its digits is 952560, while the sum is 48.

The square root of 423257799 is about 20573.2301547424. The cubic root of 423257799 is about 750.8185427698.

The spelling of 423257799 in words is "four hundred twenty-three million, two hundred fifty-seven thousand, seven hundred ninety-nine".