72365363 has 4 divisors (see below), whose sum is σ = 82703280. Its totient is φ = 62027448.

The previous prime is 72365347. The next prime is 72365387. The reversal of 72365363 is 36356327.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 72365363 - 2⁴ = 72365347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72365333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5168948 + ... + 5168961.

It is an arithmetic number, because the mean of its divisors is an integer number (20675820).

Almost surely, 2^72365363 is an apocalyptic number.

72365363 is a deficient number, since it is larger than the sum of its proper divisors (10337917).

72365363 is a wasteful number, since it uses less digits than its factorization.

72365363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10337916.

The product of its digits is 68040, while the sum is 35.

The square root of 72365363 is about 8506.7833521255. The cubic root of 72365363 is about 416.7192680969.

The spelling of 72365363 in words is "seventy-two million, three hundred sixty-five thousand, three hundred sixty-three".