423535916 has 24 divisors (see below), whose sum is σ = 781715760. Its totient is φ = 200232000.

The previous prime is 423535867. The next prime is 423535921. The reversal of 423535916 is 619535324.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 423535916.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35966 + ... + 46266.

It is an arithmetic number, because the mean of its divisors is an integer number (32571490).

Almost surely, 2^423535916 is an apocalyptic number.

It is an amenable number.

423535916 is a deficient number, since it is larger than the sum of its proper divisors (358179844).

423535916 is a wasteful number, since it uses less digits than its factorization.

423535916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10865 (or 10863 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 423535916 is about 20579.9882410073. The cubic root of 423535916 is about 750.9829576813.

The spelling of 423535916 in words is "four hundred twenty-three million, five hundred thirty-five thousand, nine hundred sixteen".