7725731996 has 12 divisors (see below), whose sum is σ = 13653893400. Its totient is φ = 3824619600.

The previous prime is 7725731983. The next prime is 7725731999. The reversal of 7725731996 is 6991375277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7725731999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9561146 + ... + 9561953.

It is an arithmetic number, because the mean of its divisors is an integer number (1137824450).

Almost surely, 2^7725731996 is an apocalyptic number.

It is an amenable number.

7725731996 is a deficient number, since it is larger than the sum of its proper divisors (5928161404).

7725731996 is a wasteful number, since it uses less digits than its factorization.

7725731996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19123204 (or 19123202 counting only the distinct ones).

The product of its digits is 5000940, while the sum is 56.

The square root of 7725731996 is about 87896.1432373457. The cubic root of 7725731996 is about 1976.8780508642.

The spelling of 7725731996 in words is "seven billion, seven hundred twenty-five million, seven hundred thirty-one thousand, nine hundred ninety-six".