223042330 has 64 divisors (see below), whose sum is σ = 490383360. Its totient is φ = 71337024.

The previous prime is 223042321. The next prime is 223042357. The reversal of 223042330 is 33240322.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 223042298 and 223042307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87859 + ... + 90361.

It is an arithmetic number, because the mean of its divisors is an integer number (7662240).

Almost surely, 2^223042330 is an apocalyptic number.

223042330 is an abundant number, since it is smaller than the sum of its proper divisors (267341030).

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

223042330 is a wasteful number, since it uses less digits than its factorization.

223042330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 223042330 is about 14934.6017690463. The cubic root of 223042330 is about 606.4510669029.

Adding to 223042330 its reverse (33240322), we get a palindrome (256282652).

The spelling of 223042330 in words is "two hundred twenty-three million, forty-two thousand, three hundred thirty".