365947 has 4 divisors (see below), whose sum is σ = 370440. Its totient is φ = 361456.

The previous prime is 365941. The next prime is 365969. The reversal of 365947 is 749563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 749563 = 29 ⋅25847.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-365947 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (365941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2122 + ... + 2287.

It is an arithmetic number, because the mean of its divisors is an integer number (92610).

2³⁶⁵⁹⁴⁷ is an apocalyptic number.

365947 is a deficient number, since it is larger than the sum of its proper divisors (4493).

365947 is an equidigital number, since it uses as much as digits as its factorization.

365947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492.

The product of its digits is 22680, while the sum is 34.

The square root of 365947 is about 604.9355337555. The cubic root of 365947 is about 71.5274480171.

The spelling of 365947 in words is "three hundred sixty-five thousand, nine hundred forty-seven".