72383216 has 10 divisors (see below), whose sum is σ = 140242512. Its totient is φ = 36191600.

The previous prime is 72383203. The next prime is 72383239. The reversal of 72383216 is 61238327.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2261960 + ... + 2261991.

Almost surely, 2^72383216 is an apocalyptic number.

It is an amenable number.

72383216 is a deficient number, since it is larger than the sum of its proper divisors (67859296).

72383216 is a wasteful number, since it uses less digits than its factorization.

72383216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4523959 (or 4523953 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 72383216 is about 8507.8326264684. The cubic root of 72383216 is about 416.7535343861.

It can be divided in two parts, 7238321 and 6, that added together give a palindrome (7238327).

The spelling of 72383216 in words is "seventy-two million, three hundred eighty-three thousand, two hundred sixteen".