7322661736 has 64 divisors (see below), whose sum is σ = 15678290880. Its totient is φ = 3176340480.

The previous prime is 7322661727. The next prime is 7322661757. The reversal of 7322661736 is 6371662237.

It is a junction number, because it is equal to n+sod(n) for n = 7322661692 and 7322661701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1431295 + ... + 1436401.

It is an arithmetic number, because the mean of its divisors is an integer number (244973295).

Almost surely, 2^7322661736 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 7322661736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7839145440).

7322661736 is an abundant number, since it is smaller than the sum of its proper divisors (8355629144).

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

7322661736 is a wasteful number, since it uses less digits than its factorization.

7322661736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954 (or 5950 counting only the distinct ones).

The product of its digits is 381024, while the sum is 43.

The square root of 7322661736 is about 85572.5524686508. The cubic root of 7322661736 is about 1941.8826921179.

The spelling of 7322661736 in words is "seven billion, three hundred twenty-two million, six hundred sixty-one thousand, seven hundred thirty-six".