72096823 has 2 divisors, whose sum is σ = 72096824. Its totient is φ = 72096822.

The previous prime is 72096821. The next prime is 72096863. The reversal of 72096823 is 32869027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72096823 - 2¹ = 72096821 is a prime.

Together with 72096821, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72096821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36048411 + 36048412.

It is an arithmetic number, because the mean of its divisors is an integer number (36048412).

Almost surely, 2^72096823 is an apocalyptic number.

72096823 is a deficient number, since it is larger than the sum of its proper divisors (1).

72096823 is an equidigital number, since it uses as much as digits as its factorization.

72096823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 72096823 is about 8490.9848074296. The cubic root of 72096823 is about 416.2031625223.

The spelling of 72096823 in words is "seventy-two million, ninety-six thousand, eight hundred twenty-three".