72250963 has 2 divisors, whose sum is σ = 72250964. Its totient is φ = 72250962.

The previous prime is 72250961. The next prime is 72250967. The reversal of 72250963 is 36905227.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (36905227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72250963 - 2¹ = 72250961 is a prime.

Together with 72250961, it forms a pair of twin primes.

It is a zygodrome in base 6.

It is not a weakly prime, because it can be changed into another prime (72250961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36125481 + 36125482.

It is an arithmetic number, because the mean of its divisors is an integer number (36125482).

Almost surely, 2^72250963 is an apocalyptic number.

72250963 is a deficient number, since it is larger than the sum of its proper divisors (1).

72250963 is an equidigital number, since it uses as much as digits as its factorization.

72250963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 72250963 is about 8500.0566468701. The cubic root of 72250963 is about 416.4995597274.

The spelling of 72250963 in words is "seventy-two million, two hundred fifty thousand, nine hundred sixty-three".