72243482 has 12 divisors (see below), whose sum is σ = 109479678. Its totient is φ = 35754000.

The previous prime is 72243469. The next prime is 72243503. The reversal of 72243482 is 28434227.

It can be written as a sum of positive squares in 3 ways, for example, as 70576801 + 1666681 = 8401^2 + 1291^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18632 + ... + 22172.

Almost surely, 2^72243482 is an apocalyptic number.

72243482 is a deficient number, since it is larger than the sum of its proper divisors (37236196).

72243482 is a wasteful number, since it uses less digits than its factorization.

72243482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745 (or 3644 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 72243482 is about 8499.6165795876. The cubic root of 72243482 is about 416.4851841831.

The spelling of 72243482 in words is "seventy-two million, two hundred forty-three thousand, four hundred eighty-two".