72617714 has 8 divisors (see below), whose sum is σ = 117305580. Its totient is φ = 33515856.

The previous prime is 72617689. The next prime is 72617723. The reversal of 72617714 is 41771627.

It can be written as a sum of positive squares in 2 ways, for example, as 51595489 + 21022225 = 7183^2 + 4585^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1396469 + ... + 1396520.

Almost surely, 2^72617714 is an apocalyptic number.

72617714 is a deficient number, since it is larger than the sum of its proper divisors (44687866).

72617714 is a wasteful number, since it uses less digits than its factorization.

72617714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793004.

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

The square root of 72617714 is about 8521.6027835144. The cubic root of 72617714 is about 417.2030977415.

The spelling of 72617714 in words is "seventy-two million, six hundred seventeen thousand, seven hundred fourteen".