222469165 has 16 divisors (see below), whose sum is σ = 270423216. Its totient is φ = 175680000.

The previous prime is 222469147. The next prime is 222469183. The reversal of 222469165 is 561964222.

It is an interprime number because it is at equal distance from previous prime (222469147) and next prime (222469183).

It can be written as a sum of positive squares in 8 ways, for example, as 98525476 + 123943689 = 9926^2 + 11133^2 .

It is a de Polignac number, because none of the positive numbers 2^k-222469165 is a prime.

It is a Duffinian number.

Its product of digits (51840) is a multiple of the sum of its prime divisors (1440).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303139 + ... + 303871.

It is an arithmetic number, because the mean of its divisors is an integer number (16901451).

Almost surely, 2^222469165 is an apocalyptic number.

It is an amenable number.

222469165 is a deficient number, since it is larger than the sum of its proper divisors (47954051).

222469165 is a wasteful number, since it uses less digits than its factorization.

222469165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440.

The product of its digits is 51840, while the sum is 37.

The square root of 222469165 is about 14915.4002628156. The cubic root of 222469165 is about 605.9311436250.

The spelling of 222469165 in words is "two hundred twenty-two million, four hundred sixty-nine thousand, one hundred sixty-five".