89522669 has 2 divisors, whose sum is σ = 89522670. Its totient is φ = 89522668.

The previous prime is 89522659. The next prime is 89522707. The reversal of 89522669 is 96622598.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85340644 + 4182025 = 9238^2 + 2045^2 .

It is a cyclic number.

It is not a de Polignac number, because 89522669 - 2¹⁶ = 89457133 is a prime.

It is a super-2 number, since 2×89522669² = 16028616529767122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89522659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44761334 + 44761335.

It is an arithmetic number, because the mean of its divisors is an integer number (44761335).

Almost surely, 2^89522669 is an apocalyptic number.

It is an amenable number.

89522669 is a deficient number, since it is larger than the sum of its proper divisors (1).

89522669 is an equidigital number, since it uses as much as digits as its factorization.

89522669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The square root of 89522669 is about 9461.6419822354. The cubic root of 89522669 is about 447.3468056505.

The spelling of 89522669 in words is "eighty-nine million, five hundred twenty-two thousand, six hundred sixty-nine".