72830663 has 2 divisors, whose sum is σ = 72830664. Its totient is φ = 72830662.

The previous prime is 72830623. The next prime is 72830677. The reversal of 72830663 is 36603827.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72830663 - 2¹⁰ = 72829639 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72830623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36415331 + 36415332.

It is an arithmetic number, because the mean of its divisors is an integer number (36415332).

Almost surely, 2^72830663 is an apocalyptic number.

72830663 is a deficient number, since it is larger than the sum of its proper divisors (1).

72830663 is an equidigital number, since it uses as much as digits as its factorization.

72830663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 72830663 is about 8534.0882934265. The cubic root of 72830663 is about 417.6105111018.

The spelling of 72830663 in words is "seventy-two million, eight hundred thirty thousand, six hundred sixty-three".