365994169 has 16 divisors (see below), whose sum is σ = 394387200. Its totient is φ = 338594256.

The previous prime is 365994163. The next prime is 365994179. The reversal of 365994169 is 961499563.

It is a cyclic number.

It is not a de Polignac number, because 365994169 - 2¹⁷ = 365863097 is a prime.

It is a super-2 number, since 2×365994169² = 267903463484001122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (365994163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181722 + ... + 183724.

It is an arithmetic number, because the mean of its divisors is an integer number (24649200).

Almost surely, 2^365994169 is an apocalyptic number.

It is an amenable number.

365994169 is a deficient number, since it is larger than the sum of its proper divisors (28393031).

365994169 is a wasteful number, since it uses less digits than its factorization.

365994169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244.

The product of its digits is 1574640, while the sum is 52.

The square root of 365994169 is about 19130.9740734757. The cubic root of 365994169 is about 715.3052107891.

The spelling of 365994169 in words is "three hundred sixty-five million, nine hundred ninety-four thousand, one hundred sixty-nine".