424265823 has 16 divisors (see below), whose sum is σ = 634312800. Its totient is φ = 280247040.

The previous prime is 424265819. The next prime is 424265833. The reversal of 424265823 is 328562424.

It is not a de Polignac number, because 424265823 - 2² = 424265819 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424265833) 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, 69138 + ... + 75023.

It is an arithmetic number, because the mean of its divisors is an integer number (39644550).

Almost surely, 2^424265823 is an apocalyptic number.

424265823 is a deficient number, since it is larger than the sum of its proper divisors (210046977).

424265823 is a wasteful number, since it uses less digits than its factorization.

424265823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144279 (or 144273 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 424265823 is about 20597.7140236484. The cubic root of 424265823 is about 751.4141160254.

The spelling of 424265823 in words is "four hundred twenty-four million, two hundred sixty-five thousand, eight hundred twenty-three".