72795763 has 2 divisors, whose sum is σ = 72795764. Its totient is φ = 72795762.

The previous prime is 72795739. The next prime is 72795791. The reversal of 72795763 is 36759727.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72795763 - 2²¹ = 70698611 is a prime.

It is a super-2 number, since 2×72795763² = 10598446221504338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (72795703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36397881 + 36397882.

It is an arithmetic number, because the mean of its divisors is an integer number (36397882).

Almost surely, 2^72795763 is an apocalyptic number.

72795763 is a deficient number, since it is larger than the sum of its proper divisors (1).

72795763 is an equidigital number, since it uses as much as digits as its factorization.

72795763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 46.

The square root of 72795763 is about 8532.0433074381. The cubic root of 72795763 is about 417.5437949923.

The spelling of 72795763 in words is "seventy-two million, seven hundred ninety-five thousand, seven hundred sixty-three".