72984482 has 4 divisors (see below), whose sum is σ = 109476726. Its totient is φ = 36492240.

The previous prime is 72984479. The next prime is 72984523. The reversal of 72984482 is 28448927.

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

It can be written as a sum of positive squares in only one way, i.e., 45306361 + 27678121 = 6731^2 + 5261^2 .

It is a super-2 number, since 2×72984482² = 10653469225616648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18246119 + ... + 18246122.

Almost surely, 2^72984482 is an apocalyptic number.

72984482 is a deficient number, since it is larger than the sum of its proper divisors (36492244).

72984482 is a wasteful number, since it uses less digits than its factorization.

72984482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36492243.

The product of its digits is 258048, while the sum is 44.

The square root of 72984482 is about 8543.0955747902. The cubic root of 72984482 is about 417.9043033908.

The spelling of 72984482 in words is "seventy-two million, nine hundred eighty-four thousand, four hundred eighty-two".