89043629 has 2 divisors, whose sum is σ = 89043630. Its totient is φ = 89043628.

The previous prime is 89043623. The next prime is 89043631. The reversal of 89043629 is 92634098.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50268100 + 38775529 = 7090^2 + 6227^2 .

It is a cyclic number.

It is not a de Polignac number, because 89043629 - 2¹⁶ = 88978093 is a prime.

Together with 89043631, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89043623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44521814 + 44521815.

It is an arithmetic number, because the mean of its divisors is an integer number (44521815).

Almost surely, 2^89043629 is an apocalyptic number.

It is an amenable number.

89043629 is a deficient number, since it is larger than the sum of its proper divisors (1).

89043629 is an equidigital number, since it uses as much as digits as its factorization.

89043629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 89043629 is about 9436.2931811173. The cubic root of 89043629 is about 446.5474535819.

The spelling of 89043629 in words is "eighty-nine million, forty-three thousand, six hundred twenty-nine".