2124187164 has 36 divisors (see below), whose sum is σ = 5857608120. Its totient is φ = 643692960.

The previous prime is 2124187129. The next prime is 2124187171. The reversal of 2124187164 is 4617814212.

It is a happy number.

2124187164 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2124187164² = 9024342215404725792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2681659 + ... + 2682450.

Almost surely, 2^2124187164 is an apocalyptic number.

It is an amenable number.

2124187164 is an abundant number, since it is smaller than the sum of its proper divisors (3733420956).

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

2124187164 is a wasteful number, since it uses less digits than its factorization.

2124187164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364130 (or 5364125 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 2124187164 is about 46088.9049989257. The cubic root of 2124187164 is about 1285.4768504831.

The spelling of 2124187164 in words is "two billion, one hundred twenty-four million, one hundred eighty-seven thousand, one hundred sixty-four".