365809089 has 8 divisors (see below), whose sum is σ = 508951872. Its totient is φ = 233269520.

The previous prime is 365809069. The next prime is 365809091. The reversal of 365809089 is 980908563.

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 365809089 - 2⁵ = 365809057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (365809049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2650722 + ... + 2650859.

It is an arithmetic number, because the mean of its divisors is an integer number (63618984).

Almost surely, 2^365809089 is an apocalyptic number.

It is an amenable number.

365809089 is a deficient number, since it is larger than the sum of its proper divisors (143142783).

365809089 is a wasteful number, since it uses less digits than its factorization.

365809089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5301607.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 365809089 is about 19126.1362799704. The cubic root of 365809089 is about 715.1846159620.

The spelling of 365809089 in words is "three hundred sixty-five million, eight hundred nine thousand, eighty-nine".