72946576 has 40 divisors (see below), whose sum is σ = 145566080. Its totient is φ = 35392896.

The previous prime is 72946561. The next prime is 72946579. The reversal of 72946576 is 67564927.

It is not an unprimeable number, because it can be changed into a prime (72946579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157321 + ... + 157783.

It is an arithmetic number, because the mean of its divisors is an integer number (3639152).

Almost surely, 2^72946576 is an apocalyptic number.

It is an amenable number.

72946576 is a deficient number, since it is larger than the sum of its proper divisors (72619504).

72946576 is a wasteful number, since it uses less digits than its factorization.

72946576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 737 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The square root of 72946576 is about 8540.8767699809. The cubic root of 72946576 is about 417.8319417812.

The spelling of 72946576 in words is "seventy-two million, nine hundred forty-six thousand, five hundred seventy-six".