22164246 has 32 divisors (see below), whose sum is σ = 53044320. Its totient is φ = 6819552.

The previous prime is 22164239. The next prime is 22164253. The reversal of 22164246 is 64246122.

It is an interprime number because it is at equal distance from previous prime (22164239) and next prime (22164253).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 15085 + ... + 16488.

It is an arithmetic number, because the mean of its divisors is an integer number (1657635).

Almost surely, 2^22164246 is an apocalyptic number.

22164246 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22164246 is an abundant number, since it is smaller than the sum of its proper divisors (30880074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22164246 is a wasteful number, since it uses less digits than its factorization.

22164246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31597 (or 31591 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 22164246 is about 4707.8918849098. The cubic root of 22164246 is about 280.8995136368.

The spelling of 22164246 in words is "twenty-two million, one hundred sixty-four thousand, two hundred forty-six".