365440869 has 16 divisors (see below), whose sum is σ = 545294400. Its totient is φ = 241872048.

The previous prime is 365440841. The next prime is 365440871. The reversal of 365440869 is 968044563.

It is not a de Polignac number, because 365440869 - 2¹⁹ = 364916581 is a prime.

It is a super-2 number, since 2×365440869² = 267094057470950322, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (365440879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44934 + ... + 52439.

It is an arithmetic number, because the mean of its divisors is an integer number (34080900).

Almost surely, 2^365440869 is an apocalyptic number.

It is an amenable number.

365440869 is a deficient number, since it is larger than the sum of its proper divisors (179853531).

365440869 is a wasteful number, since it uses less digits than its factorization.

365440869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97521 (or 97515 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 365440869 is about 19116.5077616180. The cubic root of 365440869 is about 714.9445693576.

The spelling of 365440869 in words is "three hundred sixty-five million, four hundred forty thousand, eight hundred sixty-nine".