865347496 has 32 divisors (see below), whose sum is σ = 1764322560. Its totient is φ = 395508672.

The previous prime is 865347491. The next prime is 865347521. The reversal of 865347496 is 694743568.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (865347491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29680 + ... + 51103.

It is an arithmetic number, because the mean of its divisors is an integer number (55135080).

Almost surely, 2^865347496 is an apocalyptic number.

It is an amenable number.

865347496 is an abundant number, since it is smaller than the sum of its proper divisors (898975064).

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

865347496 is a wasteful number, since it uses less digits than its factorization.

865347496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80905 (or 80901 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The square root of 865347496 is about 29416.7893557404. The cubic root of 865347496 is about 952.9355167193.

The spelling of 865347496 in words is "eight hundred sixty-five million, three hundred forty-seven thousand, four hundred ninety-six".