72406363 has 2 divisors, whose sum is σ = 72406364. Its totient is φ = 72406362.

The previous prime is 72406343. The next prime is 72406379. The reversal of 72406363 is 36360427.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72406363 is a prime.

It is not a weakly prime, because it can be changed into another prime (72406303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36203181 + 36203182.

It is an arithmetic number, because the mean of its divisors is an integer number (36203182).

Almost surely, 2^72406363 is an apocalyptic number.

72406363 is a deficient number, since it is larger than the sum of its proper divisors (1).

72406363 is an equidigital number, since it uses as much as digits as its factorization.

72406363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 72406363 is about 8509.1928524391. The cubic root of 72406363 is about 416.7979533666.

The spelling of 72406363 in words is "seventy-two million, four hundred six thousand, three hundred sixty-three".