72984586 has 16 divisors (see below), whose sum is σ = 115760160. Its totient is φ = 34415280.

The previous prime is 72984581. The next prime is 72984599. The reversal of 72984586 is 68548927.

It is not an unprimeable number, because it can be changed into a prime (72984581) 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, 4396 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (7235010).

Almost surely, 2^72984586 is an apocalyptic number.

72984586 is a deficient number, since it is larger than the sum of its proper divisors (42775574).

72984586 is a wasteful number, since it uses less digits than its factorization.

72984586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709.

The product of its digits is 967680, while the sum is 49.

The square root of 72984586 is about 8543.1016615747. The cubic root of 72984586 is about 417.9045018897.

The spelling of 72984586 in words is "seventy-two million, nine hundred eighty-four thousand, five hundred eighty-six".