72727468 has 12 divisors (see below), whose sum is σ = 138843432. Its totient is φ = 33057920.

The previous prime is 72727463. The next prime is 72727469. The reversal of 72727468 is 86472727.

It is not an unprimeable number, because it can be changed into a prime (72727463) 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, 826405 + ... + 826492.

It is an arithmetic number, because the mean of its divisors is an integer number (11570286).

Almost surely, 2^72727468 is an apocalyptic number.

It is an amenable number.

72727468 is a deficient number, since it is larger than the sum of its proper divisors (66115964).

72727468 is a wasteful number, since it uses less digits than its factorization.

72727468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652912 (or 1652910 counting only the distinct ones).

The product of its digits is 263424, while the sum is 43.

The square root of 72727468 is about 8528.0401030952. The cubic root of 72727468 is about 417.4131780688.

The spelling of 72727468 in words is "seventy-two million, seven hundred twenty-seven thousand, four hundred sixty-eight".