72200663 has 2 divisors, whose sum is σ = 72200664. Its totient is φ = 72200662.

The previous prime is 72200659. The next prime is 72200669. The reversal of 72200663 is 36600227.

It is a weak prime.

It is an emirp because it is prime and its reverse (36600227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72200663 - 2² = 72200659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72200669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36100331 + 36100332.

It is an arithmetic number, because the mean of its divisors is an integer number (36100332).

Almost surely, 2^72200663 is an apocalyptic number.

72200663 is a deficient number, since it is larger than the sum of its proper divisors (1).

72200663 is an equidigital number, since it uses as much as digits as its factorization.

72200663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 72200663 is about 8497.0973279115. The cubic root of 72200663 is about 416.4028837776.

The spelling of 72200663 in words is "seventy-two million, two hundred thousand, six hundred sixty-three".