7320539632 has 120 divisors (see below), whose sum is σ = 16824101760. Its totient is φ = 3076133760.

The previous prime is 7320539593. The next prime is 7320539663. The reversal of 7320539632 is 2369350237.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19315219 + ... + 19315597.

It is an arithmetic number, because the mean of its divisors is an integer number (140200848).

Almost surely, 2^7320539632 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 7320539632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8412050880).

7320539632 is an abundant number, since it is smaller than the sum of its proper divisors (9503562128).

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

7320539632 is a wasteful number, since it uses less digits than its factorization.

7320539632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 806 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 7320539632 is about 85560.1521270270. The cubic root of 7320539632 is about 1941.6950884241.

Adding to 7320539632 its reverse (2369350237), we get a palindrome (9689889869).

The spelling of 7320539632 in words is "seven billion, three hundred twenty million, five hundred thirty-nine thousand, six hundred thirty-two".