72336565 has 8 divisors (see below), whose sum is σ = 99204480. Its totient is φ = 49602192.

The previous prime is 72336559. The next prime is 72336571. The reversal of 72336565 is 56563327.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72336559) and next prime (72336571).

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 72336565 - 2³ = 72336557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033345 + ... + 1033414.

It is an arithmetic number, because the mean of its divisors is an integer number (12400560).

Almost surely, 2^72336565 is an apocalyptic number.

It is an amenable number.

72336565 is a deficient number, since it is larger than the sum of its proper divisors (26867915).

72336565 is a wasteful number, since it uses less digits than its factorization.

72336565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066771.

The product of its digits is 113400, while the sum is 37.

The square root of 72336565 is about 8505.0905344976. The cubic root of 72336565 is about 416.6639825605.

The spelling of 72336565 in words is "seventy-two million, three hundred thirty-six thousand, five hundred sixty-five".