8725073732 has 18 divisors (see below), whose sum is σ = 15410329578. Its totient is φ = 4322490048.

The previous prime is 8725073729. The next prime is 8725073741. The reversal of 8725073732 is 2373705278.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2558741056 + 6166332676 = 50584^2 + 78526^2 .

It is a super-2 number, since 2×8725073732² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44273 + ... + 139320.

It is an arithmetic number, because the mean of its divisors is an integer number (856129421).

Almost surely, 2^8725073732 is an apocalyptic number.

It is an amenable number.

8725073732 is a deficient number, since it is larger than the sum of its proper divisors (6685255846).

8725073732 is a wasteful number, since it uses less digits than its factorization.

8725073732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183815 (or 183704 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 44.

The square root of 8725073732 is about 93408.1031388605. The cubic root of 8725073732 is about 2058.6840601051.

The spelling of 8725073732 in words is "eight billion, seven hundred twenty-five million, seventy-three thousand, seven hundred thirty-two".