89274391 has 2 divisors, whose sum is σ = 89274392. Its totient is φ = 89274390.

The previous prime is 89274349. The next prime is 89274433. The reversal of 89274391 is 19347298.

It is a balanced prime because it is at equal distance from previous prime (89274349) and next prime (89274433).

It is a cyclic number.

It is not a de Polignac number, because 89274391 - 2¹⁷ = 89143319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89274791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44637195 + 44637196.

It is an arithmetic number, because the mean of its divisors is an integer number (44637196).

Almost surely, 2^89274391 is an apocalyptic number.

89274391 is a deficient number, since it is larger than the sum of its proper divisors (1).

89274391 is an equidigital number, since it uses as much as digits as its factorization.

89274391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 89274391 is about 9448.5126342721. The cubic root of 89274391 is about 446.9328724893.

The spelling of 89274391 in words is "eighty-nine million, two hundred seventy-four thousand, three hundred ninety-one".