364445 has 4 divisors (see below), whose sum is σ = 437340. Its totient is φ = 291552.

The previous prime is 364433. The next prime is 364447. The reversal of 364445 is 544463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544463 = 139 ⋅3917.

It can be written as a sum of positive squares in 2 ways, for example, as 244036 + 120409 = 494^2 + 347^2 .

It is a cyclic number.

It is not a de Polignac number, because 364445 - 2¹⁸ = 102301 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364447) 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, 36440 + ... + 36449.

It is an arithmetic number, because the mean of its divisors is an integer number (109335).

2³⁶⁴⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

364445 is a deficient number, since it is larger than the sum of its proper divisors (72895).

364445 is an equidigital number, since it uses as much as digits as its factorization.

364445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72894.

The product of its digits is 5760, while the sum is 26.

The square root of 364445 is about 603.6928026737. The cubic root of 364445 is about 71.4294542748.

The spelling of 364445 in words is "three hundred sixty-four thousand, four hundred forty-five".