222744065 has 8 divisors (see below), whose sum is σ = 267478848. Its totient is φ = 178071280.

The previous prime is 222744061. The next prime is 222744073. The reversal of 222744065 is 560447222.

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

It is not a de Polignac number, because 222744065 - 2² = 222744061 is a prime.

It is a super-2 number, since 2×222744065² = 99229836985448450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222744061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7187 + ... + 22296.

It is an arithmetic number, because the mean of its divisors is an integer number (33434856).

Almost surely, 2^222744065 is an apocalyptic number.

It is an amenable number.

222744065 is a deficient number, since it is larger than the sum of its proper divisors (44734783).

222744065 is a wasteful number, since it uses less digits than its factorization.

222744065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30999.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 222744065 is about 14924.6127252937. The cubic root of 222744065 is about 606.1806192611.

The spelling of 222744065 in words is "two hundred twenty-two million, seven hundred forty-four thousand, sixty-five".