2164251522 has 16 divisors (see below), whose sum is σ = 4357555200. Its totient is φ = 716575152.

The previous prime is 2164251499. The next prime is 2164251547. The reversal of 2164251522 is 2251524612.

It is a self number, because there is not a number n which added to its sum of digits gives 2164251522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209538 + ... + 1211325.

It is an arithmetic number, because the mean of its divisors is an integer number (272347200).

Almost surely, 2^2164251522 is an apocalyptic number.

2164251522 is an abundant number, since it is smaller than the sum of its proper divisors (2193303678).

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

2164251522 is a wasteful number, since it uses less digits than its factorization.

2164251522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421017.

The product of its digits is 9600, while the sum is 30.

The square root of 2164251522 is about 46521.5167637514. The cubic root of 2164251522 is about 1293.5083717435.

The spelling of 2164251522 in words is "two billion, one hundred sixty-four million, two hundred fifty-one thousand, five hundred twenty-two".