222335690 has 32 divisors (see below), whose sum is σ = 424814544. Its totient is φ = 83491840.

The previous prime is 222335677. The next prime is 222335723. The reversal of 222335690 is 96533222.

It can be written as a sum of positive squares in 8 ways, for example, as 45738169 + 176597521 = 6763^2 + 13289^2 .

It is a super-2 number, since 2×222335690² = 98866318095552200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76952 + ... + 79788.

Almost surely, 2^222335690 is an apocalyptic number.

222335690 is a deficient number, since it is larger than the sum of its proper divisors (202478854).

222335690 is a wasteful number, since it uses less digits than its factorization.

222335690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 222335690 is about 14910.9251892698. The cubic root of 222335690 is about 605.8099390537.

The spelling of 222335690 in words is "two hundred twenty-two million, three hundred thirty-five thousand, six hundred ninety".