72376672 has 12 divisors (see below), whose sum is σ = 142491636. Its totient is φ = 36188320.

The previous prime is 72376639. The next prime is 72376679. The reversal of 72376672 is 27667327.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72376679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130854 + ... + 1130917.

It is an arithmetic number, because the mean of its divisors is an integer number (11874303).

Almost surely, 2^72376672 is an apocalyptic number.

It is an amenable number.

72376672 is a deficient number, since it is larger than the sum of its proper divisors (70114964).

72376672 is a wasteful number, since it uses less digits than its factorization.

72376672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261781 (or 2261773 counting only the distinct ones).

The product of its digits is 148176, while the sum is 40.

The square root of 72376672 is about 8507.4480309903. The cubic root of 72376672 is about 416.7409747649.

The spelling of 72376672 in words is "seventy-two million, three hundred seventy-six thousand, six hundred seventy-two".