7268497388 has 12 divisors (see below), whose sum is σ = 12723487392. Its totient is φ = 3633215280.

The previous prime is 7268497321. The next prime is 7268497391. The reversal of 7268497388 is 8837948627.

It is a self number, because there is not a number n which added to its sum of digits gives 7268497388.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242420 + ... + 270747.

It is an arithmetic number, because the mean of its divisors is an integer number (1060290616).

Almost surely, 2^7268497388 is an apocalyptic number.

It is an amenable number.

7268497388 is a deficient number, since it is larger than the sum of its proper divisors (5454990004).

7268497388 is a wasteful number, since it uses less digits than its factorization.

7268497388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516712 (or 516710 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 62.

The square root of 7268497388 is about 85255.4830377495. The cubic root of 7268497388 is about 1937.0829249069.

The spelling of 7268497388 in words is "seven billion, two hundred sixty-eight million, four hundred ninety-seven thousand, three hundred eighty-eight".