72727463 has 2 divisors, whose sum is σ = 72727464. Its totient is φ = 72727462.

The previous prime is 72727453. The next prime is 72727469. The reversal of 72727463 is 36472727.

It is a strong prime.

It is an emirp because it is prime and its reverse (36472727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72727463 - 2¹⁸ = 72465319 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 (72727469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36363731 + 36363732.

It is an arithmetic number, because the mean of its divisors is an integer number (36363732).

Almost surely, 2^72727463 is an apocalyptic number.

72727463 is a deficient number, since it is larger than the sum of its proper divisors (1).

72727463 is an equidigital number, since it uses as much as digits as its factorization.

72727463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98784, while the sum is 38.

The square root of 72727463 is about 8528.0398099446. The cubic root of 72727463 is about 417.4131685031.

The spelling of 72727463 in words is "seventy-two million, seven hundred twenty-seven thousand, four hundred sixty-three".