222644404 has 12 divisors (see below), whose sum is σ = 390295584. Its totient is φ = 111131384.

The previous prime is 222644377. The next prime is 222644407. The reversal of 222644404 is 404446222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222644407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45064 + ... + 49759.

It is an arithmetic number, because the mean of its divisors is an integer number (32524632).

Almost surely, 2^222644404 is an apocalyptic number.

It is an amenable number.

222644404 is a deficient number, since it is larger than the sum of its proper divisors (167651180).

222644404 is a wasteful number, since it uses less digits than its factorization.

222644404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95414 (or 95412 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 222644404 is about 14921.2735381401. The cubic root of 222644404 is about 606.0901992254.

The spelling of 222644404 in words is "two hundred twenty-two million, six hundred forty-four thousand, four hundred four".