72344411 has 2 divisors, whose sum is σ = 72344412. Its totient is φ = 72344410.

The previous prime is 72344399. The next prime is 72344413. The reversal of 72344411 is 11444327.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72344411 - 2⁶ = 72344347 is a prime.

Together with 72344413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (72344413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36172205 + 36172206.

It is an arithmetic number, because the mean of its divisors is an integer number (36172206).

Almost surely, 2^72344411 is an apocalyptic number.

72344411 is a deficient number, since it is larger than the sum of its proper divisors (1).

72344411 is an equidigital number, since it uses as much as digits as its factorization.

72344411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 26.

The square root of 72344411 is about 8505.5517751643. The cubic root of 72344411 is about 416.6790465299.

Adding to 72344411 its reverse (11444327), we get a palindrome (83788738).

The spelling of 72344411 in words is "seventy-two million, three hundred forty-four thousand, four hundred eleven".