72026147 has 2 divisors, whose sum is σ = 72026148. Its totient is φ = 72026146.

The previous prime is 72026077. The next prime is 72026167. The reversal of 72026147 is 74162027.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72026147 - 2¹⁰ = 72025123 is a prime.

It is not a weakly prime, because it can be changed into another prime (72026167) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36013073 + 36013074.

It is an arithmetic number, because the mean of its divisors is an integer number (36013074).

Almost surely, 2^72026147 is an apocalyptic number.

72026147 is a deficient number, since it is larger than the sum of its proper divisors (1).

72026147 is an equidigital number, since it uses as much as digits as its factorization.

72026147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 72026147 is about 8486.8219611348. The cubic root of 72026147 is about 416.0671177301.

The spelling of 72026147 in words is "seventy-two million, twenty-six thousand, one hundred forty-seven".