7306749504 has 126 divisors (see below), whose sum is σ = 21749141414. Its totient is φ = 2435443200.

The previous prime is 7306749469. The next prime is 7306749533. The reversal of 7306749504 is 4059476037.

7306749504 is a `hidden beast` number, since 73 + 0 + 6 + 74 + 9 + 504 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6456443904 + 850305600 = 80352^2 + 29160^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7306749504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 411204 + ... + 428604.

Almost surely, 2^7306749504 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 7306749504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10874570707).

7306749504 is an abundant number, since it is smaller than the sum of its proper divisors (14442391910).

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

7306749504 is an frugal number, since it uses more digits than its factorization.

7306749504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17437 (or 17406 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 7306749504 is about 85479.5268119800. The cubic root of 7306749504 is about 1940.4750939026.

The spelling of 7306749504 in words is "seven billion, three hundred six million, seven hundred forty-nine thousand, five hundred four".