7922597040 has 560 divisors, whose sum is σ = 29948234976. Its totient is φ = 1940889600.

The previous prime is 7922597003. The next prime is 7922597047. The reversal of 7922597040 is 407952297.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (7922597047) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 60477775 + ... + 60477905.

Almost surely, 2^7922597040 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 7922597040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14974117488).

7922597040 is an abundant number, since it is smaller than the sum of its proper divisors (22025637936).

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

7922597040 is a wasteful number, since it uses less digits than its factorization.

7922597040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 7922597040 is about 89008.9716826343. The cubic root of 7922597040 is about 1993.5288379463.

The spelling of 7922597040 in words is "seven billion, nine hundred twenty-two million, five hundred ninety-seven thousand, forty".