2160621324 has 96 divisors (see below), whose sum is σ = 5943248640. Its totient is φ = 676456704.

The previous prime is 2160621289. The next prime is 2160621343. The reversal of 2160621324 is 4231260612.

2160621324 is a `hidden beast` number, since 2 + 1 + 6 + 0 + 621 + 32 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253127 + ... + 1254849.

It is an arithmetic number, because the mean of its divisors is an integer number (61908840).

Almost surely, 2^2160621324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2160621324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2971624320).

2160621324 is an abundant number, since it is smaller than the sum of its proper divisors (3782627316).

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

2160621324 is a wasteful number, since it uses less digits than its factorization.

2160621324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2160621324 is about 46482.4840558247. The cubic root of 2160621324 is about 1292.7847467645.

Adding to 2160621324 its reverse (4231260612), we get a palindrome (6391881936).

The spelling of 2160621324 in words is "two billion, one hundred sixty million, six hundred twenty-one thousand, three hundred twenty-four".