365761 has 8 divisors (see below), whose sum is σ = 409248. Its totient is φ = 324000.

The previous prime is 365759. The next prime is 365773. The reversal of 365761 is 167563.

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

It is a 3-Lehmer number, since φ(365761) divides (365761-1)³.

It is a cyclic number.

It is not a de Polignac number, because 365761 - 2¹ = 365759 is a prime.

It is a super-2 number, since 2×365761² = 267562218242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (365791) 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, 46 + ... + 856.

It is an arithmetic number, because the mean of its divisors is an integer number (51156).

2³⁶⁵⁷⁶¹ is an apocalyptic number.

It is an amenable number.

365761 is a deficient number, since it is larger than the sum of its proper divisors (43487).

365761 is a wasteful number, since it uses less digits than its factorization.

365761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863.

The product of its digits is 3780, while the sum is 28.

The square root of 365761 is about 604.7817788260. The cubic root of 365761 is about 71.5153275370.

The spelling of 365761 in words is "three hundred sixty-five thousand, seven hundred sixty-one".