365897 has 8 divisors (see below), whose sum is σ = 422016. Its totient is φ = 310752.

The previous prime is 365851. The next prime is 365903. The reversal of 365897 is 798563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 365897 - 2⁸ = 365641 is a prime.

It is a super-2 number, since 2×365897² = 267761229218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 365897.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 365897.

It is not an unprimeable number, because it can be changed into a prime (365837) 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, 1013 + ... + 1325.

It is an arithmetic number, because the mean of its divisors is an integer number (52752).

2³⁶⁵⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

365897 is a deficient number, since it is larger than the sum of its proper divisors (56119).

365897 is a wasteful number, since it uses less digits than its factorization.

365897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487.

The product of its digits is 45360, while the sum is 38.

The square root of 365897 is about 604.8942056261. The cubic root of 365897 is about 71.5241902272.

The spelling of 365897 in words is "three hundred sixty-five thousand, eight hundred ninety-seven".