164500244 has 12 divisors (see below), whose sum is σ = 291819444. Its totient is φ = 81123264.

The previous prime is 164500243. The next prime is 164500249. The reversal of 164500244 is 442005461.

It can be written as a sum of positive squares in 2 ways, for example, as 43059844 + 121440400 = 6562^2 + 11020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164500243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281387 + ... + 281970.

It is an arithmetic number, because the mean of its divisors is an integer number (24318287).

Almost surely, 2^164500244 is an apocalyptic number.

It is an amenable number.

164500244 is a deficient number, since it is larger than the sum of its proper divisors (127319200).

164500244 is a wasteful number, since it uses less digits than its factorization.

164500244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563434 (or 563432 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 164500244 is about 12825.7648504875. The cubic root of 164500244 is about 547.9263447279.

The spelling of 164500244 in words is "one hundred sixty-four million, five hundred thousand, two hundred forty-four".