89224661 has 2 divisors, whose sum is σ = 89224662. Its totient is φ = 89224660.

The previous prime is 89224657. The next prime is 89224669. The reversal of 89224661 is 16642298.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88943761 + 280900 = 9431^2 + 530^2 .

It is a cyclic number.

It is not a de Polignac number, because 89224661 - 2² = 89224657 is a prime.

It is a super-2 number, since 2×89224661² = 15922080261129842, 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 (89224669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44612330 + 44612331.

It is an arithmetic number, because the mean of its divisors is an integer number (44612331).

Almost surely, 2^89224661 is an apocalyptic number.

It is an amenable number.

89224661 is a deficient number, since it is larger than the sum of its proper divisors (1).

89224661 is an equidigital number, since it uses as much as digits as its factorization.

89224661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 89224661 is about 9445.8806365526. The cubic root of 89224661 is about 446.8498695895.

The spelling of 89224661 in words is "eighty-nine million, two hundred twenty-four thousand, six hundred sixty-one".