72982384 has 10 divisors (see below), whose sum is σ = 141403400. Its totient is φ = 36491184.

The previous prime is 72982379. The next prime is 72982387. The reversal of 72982384 is 48328927.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 72982384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72982387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280684 + ... + 2280715.

It is an arithmetic number, because the mean of its divisors is an integer number (14140340).

Almost surely, 2^72982384 is an apocalyptic number.

It is an amenable number.

72982384 is a deficient number, since it is larger than the sum of its proper divisors (68421016).

72982384 is a wasteful number, since it uses less digits than its factorization.

72982384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561407 (or 4561401 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 72982384 is about 8542.9727846927. The cubic root of 72982384 is about 417.9002990161.

The spelling of 72982384 in words is "seventy-two million, nine hundred eighty-two thousand, three hundred eighty-four".