72624716 has 6 divisors (see below), whose sum is σ = 127093260. Its totient is φ = 36312356.

The previous prime is 72624703. The next prime is 72624719. The reversal of 72624716 is 61742627.

It is not an unprimeable number, because it can be changed into a prime (72624719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9078086 + ... + 9078093.

It is an arithmetic number, because the mean of its divisors is an integer number (21182210).

Almost surely, 2^72624716 is an apocalyptic number.

It is an amenable number.

72624716 is a deficient number, since it is larger than the sum of its proper divisors (54468544).

72624716 is a wasteful number, since it uses less digits than its factorization.

72624716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18156183 (or 18156181 counting only the distinct ones).

The product of its digits is 28224, while the sum is 35.

The square root of 72624716 is about 8522.0136118173. The cubic root of 72624716 is about 417.2165066011.

The spelling of 72624716 in words is "seventy-two million, six hundred twenty-four thousand, seven hundred sixteen".