2245164 has 24 divisors (see below), whose sum is σ = 5268480. Its totient is φ = 744144.

The previous prime is 2245163. The next prime is 2245171. The reversal of 2245164 is 4615422.

It is a super-2 number, since 2×2245164² = 10081522773792, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2245163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2257 + ... + 3095.

It is an arithmetic number, because the mean of its divisors is an integer number (219520).

2^2245164 is an apocalyptic number.

It is an amenable number.

2245164 is an abundant number, since it is smaller than the sum of its proper divisors (3023316).

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

2245164 is a wasteful number, since it uses less digits than its factorization.

2245164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1067 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 2245164 is about 1498.3871328866. The cubic root of 2245164 is about 130.9431215890.

The spelling of 2245164 in words is "two million, two hundred forty-five thousand, one hundred sixty-four".