365669 has 2 divisors, whose sum is σ = 365670. Its totient is φ = 365668.

The previous prime is 365641. The next prime is 365683. The reversal of 365669 is 966563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 68644 = 545^2 + 262^2 .

It is a cyclic number.

It is not a de Polignac number, because 365669 - 2⁸ = 365413 is a prime.

It is a super-2 number, since 2×365669² = 267427635122, which contains 22 as substring.

It is a Chen prime.

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 365669.

It is not a weakly prime, because it can be changed into another prime (365639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182834 + 182835.

It is an arithmetic number, because the mean of its divisors is an integer number (182835).

2³⁶⁵⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

365669 is a deficient number, since it is larger than the sum of its proper divisors (1).

365669 is an equidigital number, since it uses as much as digits as its factorization.

365669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 35.

The square root of 365669 is about 604.7057135500. The cubic root of 365669 is about 71.5093309419.

The spelling of 365669 in words is "three hundred sixty-five thousand, six hundred sixty-nine".