2164723484 has 24 divisors (see below), whose sum is σ = 4723033728. Its totient is φ = 843398640.

The previous prime is 2164723469. The next prime is 2164723493. The reversal of 2164723484 is 4843274612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3513854 + ... + 3514469.

It is an arithmetic number, because the mean of its divisors is an integer number (196793072).

Almost surely, 2^2164723484 is an apocalyptic number.

It is an amenable number.

2164723484 is an abundant number, since it is smaller than the sum of its proper divisors (2558310244).

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

2164723484 is a wasteful number, since it uses less digits than its factorization.

2164723484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7028345 (or 7028343 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 2164723484 is about 46526.5890002695. The cubic root of 2164723484 is about 1293.6023907643.

The spelling of 2164723484 in words is "two billion, one hundred sixty-four million, seven hundred twenty-three thousand, four hundred eighty-four".