3609285897 has 16 divisors (see below), whose sum is σ = 5516490752. Its totient is φ = 2056214160.

The previous prime is 3609285893. The next prime is 3609285943. The reversal of 3609285897 is 7985829063.

It is not a de Polignac number, because 3609285897 - 2² = 3609285893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3609285893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252673 + ... + 266574.

It is an arithmetic number, because the mean of its divisors is an integer number (344780672).

Almost surely, 2^3609285897 is an apocalyptic number.

It is an amenable number.

3609285897 is a deficient number, since it is larger than the sum of its proper divisors (1907204855).

3609285897 is a wasteful number, since it uses less digits than its factorization.

3609285897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519588.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The square root of 3609285897 is about 60077.3326388581. The cubic root of 3609285897 is about 1533.9354871850.

The spelling of 3609285897 in words is "three billion, six hundred nine million, two hundred eighty-five thousand, eight hundred ninety-seven".