222761338 has 16 divisors (see below), whose sum is σ = 338088960. Its totient is φ = 110070576.

The previous prime is 222761317. The next prime is 222761347. The reversal of 222761338 is 833167222.

222761338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222761338² = 99245227415100488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99831 + ... + 102037.

It is an arithmetic number, because the mean of its divisors is an integer number (21130560).

Almost surely, 2^222761338 is an apocalyptic number.

222761338 is a deficient number, since it is larger than the sum of its proper divisors (115327622).

222761338 is a wasteful number, since it uses less digits than its factorization.

222761338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781.

The product of its digits is 24192, while the sum is 34.

The square root of 222761338 is about 14925.1913890576. The cubic root of 222761338 is about 606.1962878974.

The spelling of 222761338 in words is "two hundred twenty-two million, seven hundred sixty-one thousand, three hundred thirty-eight".