222023835 has 160 divisors (see below), whose sum is σ = 475326720. Its totient is φ = 97977600.

The previous prime is 222023821. The next prime is 222023839. The reversal of 222023835 is 538320222.

It is not a de Polignac number, because 222023835 - 2⁵ = 222023803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 222023799 and 222023808.

It is not an unprimeable number, because it can be changed into a prime (222023839) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3639705 + ... + 3639765.

It is an arithmetic number, because the mean of its divisors is an integer number (2970792).

Almost surely, 2^222023835 is an apocalyptic number.

222023835 is an abundant number, since it is smaller than the sum of its proper divisors (253302885).

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

222023835 is a wasteful number, since it uses less digits than its factorization.

222023835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 222023835 is about 14900.4642545123. The cubic root of 222023835 is about 605.5265638594.

The spelling of 222023835 in words is "two hundred twenty-two million, twenty-three thousand, eight hundred thirty-five".