72741176 has 8 divisors (see below), whose sum is σ = 136389720. Its totient is φ = 36370584.

The previous prime is 72741169. The next prime is 72741187. The reversal of 72741176 is 67114727.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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, 4546316 + ... + 4546331.

It is an arithmetic number, because the mean of its divisors is an integer number (17048715).

Almost surely, 2^72741176 is an apocalyptic number.

It is an amenable number.

72741176 is a deficient number, since it is larger than the sum of its proper divisors (63648544).

72741176 is a wasteful number, since it uses less digits than its factorization.

72741176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9092653 (or 9092649 counting only the distinct ones).

The product of its digits is 16464, while the sum is 35.

The square root of 72741176 is about 8528.8437668889. The cubic root of 72741176 is about 417.4394017251.

The spelling of 72741176 in words is "seventy-two million, seven hundred forty-one thousand, one hundred seventy-six".