222680938 has 8 divisors (see below), whose sum is σ = 334142820. Its totient is φ = 111300000.

The previous prime is 222680923. The next prime is 222680957. The reversal of 222680938 is 839086222.

It can be written as a sum of positive squares in 2 ways, for example, as 186404409 + 36276529 = 13653^2 + 6023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 222680938.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12813 + ... + 24688.

Almost surely, 2^222680938 is an apocalyptic number.

222680938 is a deficient number, since it is larger than the sum of its proper divisors (111461882).

222680938 is a wasteful number, since it uses less digits than its factorization.

222680938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40472.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 222680938 is about 14922.4977131846. The cubic root of 222680938 is about 606.1233487797.

The spelling of 222680938 in words is "two hundred twenty-two million, six hundred eighty thousand, nine hundred thirty-eight".