7897323340 has 24 divisors (see below), whose sum is σ = 16586277120. Its totient is φ = 3158567808.

The previous prime is 7897323323. The next prime is 7897323391. The reversal of 7897323340 is 433237987.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 220104 + ... + 253456.

It is an arithmetic number, because the mean of its divisors is an integer number (691094880).

Almost surely, 2^7897323340 is an apocalyptic number.

It is an amenable number.

7897323340 is an abundant number, since it is smaller than the sum of its proper divisors (8688953780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7897323340 is a wasteful number, since it uses less digits than its factorization.

7897323340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45201 (or 45199 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 7897323340 is about 88866.8855086078. The cubic root of 7897323340 is about 1991.4067425096.

The spelling of 7897323340 in words is "seven billion, eight hundred ninety-seven million, three hundred twenty-three thousand, three hundred forty".