2162242560 has 352 divisors, whose sum is σ = 7546060800. Its totient is φ = 526417920.

The previous prime is 2162242547. The next prime is 2162242583. The reversal of 2162242560 is 652422612.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 9046921 + ... + 9047159.

Almost surely, 2^2162242560 is an apocalyptic number.

2162242560 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 2162242560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3773030400).

2162242560 is an abundant number, since it is smaller than the sum of its proper divisors (5383818240).

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

2162242560 is a wasteful number, since it uses less digits than its factorization.

2162242560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2162242560 is about 46499.9199999312. The cubic root of 2162242560 is about 1293.1080156842.

The spelling of 2162242560 in words is "two billion, one hundred sixty-two million, two hundred forty-two thousand, five hundred sixty".