72068924 has 12 divisors (see below), whose sum is σ = 130189248. Its totient is φ = 34872000.

The previous prime is 72068921. The next prime is 72068929. The reversal of 72068924 is 42986027.

72068924 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

72068924 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72068921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290477 + ... + 290724.

It is an arithmetic number, because the mean of its divisors is an integer number (10849104).

Almost surely, 2^72068924 is an apocalyptic number.

It is an amenable number.

72068924 is a deficient number, since it is larger than the sum of its proper divisors (58120324).

72068924 is a wasteful number, since it uses less digits than its factorization.

72068924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581236 (or 581234 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 72068924 is about 8489.3417883838. The cubic root of 72068924 is about 416.1494701420.

The spelling of 72068924 in words is "seventy-two million, sixty-eight thousand, nine hundred twenty-four".