72606323 has 2 divisors, whose sum is σ = 72606324. Its totient is φ = 72606322.

The previous prime is 72606319. The next prime is 72606361. The reversal of 72606323 is 32360627.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72606323 - 2² = 72606319 is a prime.

It is not a weakly prime, because it can be changed into another prime (72606383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36303161 + 36303162.

It is an arithmetic number, because the mean of its divisors is an integer number (36303162).

Almost surely, 2^72606323 is an apocalyptic number.

72606323 is a deficient number, since it is larger than the sum of its proper divisors (1).

72606323 is an equidigital number, since it uses as much as digits as its factorization.

72606323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 72606323 is about 8520.9343971187. The cubic root of 72606323 is about 417.1812820864.

The spelling of 72606323 in words is "seventy-two million, six hundred six thousand, three hundred twenty-three".