89276069 has 2 divisors, whose sum is σ = 89276070. Its totient is φ = 89276068.

The previous prime is 89276023. The next prime is 89276081. The reversal of 89276069 is 96067298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57183844 + 32092225 = 7562^2 + 5665^2 .

It is a cyclic number.

It is not a de Polignac number, because 89276069 - 2¹⁶ = 89210533 is a prime.

It is a super-2 number, since 2×89276069² = 15940432992185522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89272069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44638034 + 44638035.

It is an arithmetic number, because the mean of its divisors is an integer number (44638035).

Almost surely, 2^89276069 is an apocalyptic number.

It is an amenable number.

89276069 is a deficient number, since it is larger than the sum of its proper divisors (1).

89276069 is an equidigital number, since it uses as much as digits as its factorization.

89276069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 89276069 is about 9448.6014308997. The cubic root of 89276069 is about 446.9356726527.

The spelling of 89276069 in words is "eighty-nine million, two hundred seventy-six thousand, sixty-nine".