223531896 has 32 divisors (see below), whose sum is σ = 638663040. Its totient is φ = 63866208.

The previous prime is 223531883. The next prime is 223531897. The reversal of 223531896 is 698135322.

It is a Smith number, since the sum of its digits (39) 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 (223531897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665106 + ... + 665441.

It is an arithmetic number, because the mean of its divisors is an integer number (19958220).

Almost surely, 2^223531896 is an apocalyptic number.

It is an amenable number.

223531896 is an abundant number, since it is smaller than the sum of its proper divisors (415131144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223531896 is a wasteful number, since it uses less digits than its factorization.

223531896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330563 (or 1330559 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 223531896 is about 14950.9831114880. The cubic root of 223531896 is about 606.8944518911.

The spelling of 223531896 in words is "two hundred twenty-three million, five hundred thirty-one thousand, eight hundred ninety-six".