72948763 has 2 divisors, whose sum is σ = 72948764. Its totient is φ = 72948762.

The previous prime is 72948739. The next prime is 72948767. The reversal of 72948763 is 36784927.

It is a strong prime.

It is an emirp because it is prime and its reverse (36784927) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72948763 is a prime.

It is not a weakly prime, because it can be changed into another prime (72948767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36474381 + 36474382.

It is an arithmetic number, because the mean of its divisors is an integer number (36474382).

Almost surely, 2^72948763 is an apocalyptic number.

72948763 is a deficient number, since it is larger than the sum of its proper divisors (1).

72948763 is an equidigital number, since it uses as much as digits as its factorization.

72948763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 46.

The square root of 72948763 is about 8541.0048003733. The cubic root of 72948763 is about 417.8361173910.

The spelling of 72948763 in words is "seventy-two million, nine hundred forty-eight thousand, seven hundred sixty-three".