7674726728 has 32 divisors (see below), whose sum is σ = 14447855520. Its totient is φ = 3822000000.

The previous prime is 7674726691. The next prime is 7674726749. The reversal of 7674726728 is 8276274767.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2359103 + ... + 2362353.

It is an arithmetic number, because the mean of its divisors is an integer number (451495485).

Almost surely, 2^7674726728 is an apocalyptic number.

It is an amenable number.

7674726728 is a deficient number, since it is larger than the sum of its proper divisors (6773128792).

7674726728 is a wasteful number, since it uses less digits than its factorization.

7674726728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4349 (or 4345 counting only the distinct ones).

The product of its digits is 11063808, while the sum is 56.

The square root of 7674726728 is about 87605.5176801096. The cubic root of 7674726728 is about 1972.5179933279.

The spelling of 7674726728 in words is "seven billion, six hundred seventy-four million, seven hundred twenty-six thousand, seven hundred twenty-eight".