365573 has 8 divisors (see below), whose sum is σ = 401016. Its totient is φ = 331200.

The previous prime is 365569. The next prime is 365587. The reversal of 365573 is 375563.

It can be written as a sum of positive squares in 4 ways, for example, as 13924 + 351649 = 118^2 + 593^2 .

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 365573 - 2² = 365569 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 365573.

It is not an unprimeable number, because it can be changed into a prime (365513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563 + ... + 1023.

It is an arithmetic number, because the mean of its divisors is an integer number (50127).

2³⁶⁵⁵⁷³ is an apocalyptic number.

It is an amenable number.

365573 is a deficient number, since it is larger than the sum of its proper divisors (35443).

365573 is a wasteful number, since it uses less digits than its factorization.

365573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535.

The product of its digits is 9450, while the sum is 29.

The square root of 365573 is about 604.6263308854. The cubic root of 365573 is about 71.5030725529.

It can be divided in two parts, 3655 and 73, that multiplied together give a triangular number (266815 = T₇₃₀).

The spelling of 365573 in words is "three hundred sixty-five thousand, five hundred seventy-three".