76897396 has 12 divisors (see below), whose sum is σ = 138207748. Its totient is φ = 37409472.

The previous prime is 76897363. The next prime is 76897399. The reversal of 76897396 is 69379867.

It can be written as a sum of positive squares in 2 ways, for example, as 64577296 + 12320100 = 8036^2 + 3510^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76897399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259641 + ... + 259936.

Almost surely, 2^76897396 is an apocalyptic number.

It is an amenable number.

76897396 is a deficient number, since it is larger than the sum of its proper divisors (61310352).

76897396 is a wasteful number, since it uses less digits than its factorization.

76897396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519618 (or 519616 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The square root of 76897396 is about 8769.1160329876. The cubic root of 76897396 is about 425.2430370016.

The spelling of 76897396 in words is "seventy-six million, eight hundred ninety-seven thousand, three hundred ninety-six".