2622132240 has 640 divisors, whose sum is σ = 10799308800. Its totient is φ = 510935040.

The previous prime is 2622132239. The next prime is 2622132257. The reversal of 2622132240 is 422312262.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2622132240.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 29462116 + ... + 29462204.

It is an arithmetic number, because the mean of its divisors is an integer number (16873920).

Almost surely, 2^2622132240 is an apocalyptic number.

2622132240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2622132240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5399654400).

2622132240 is an abundant number, since it is smaller than the sum of its proper divisors (8177176560).

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

2622132240 is a wasteful number, since it uses less digits than its factorization.

2622132240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2622132240 is about 51206.7597100227. The cubic root of 2622132240 is about 1378.9595602315.

The spelling of 2622132240 in words is "two billion, six hundred twenty-two million, one hundred thirty-two thousand, two hundred forty".