89396829 has 24 divisors (see below), whose sum is σ = 137100600. Its totient is φ = 55938048.

The previous prime is 89396819. The next prime is 89396833. The reversal of 89396829 is 92869398.

It can be written as a sum of positive squares in 4 ways, for example, as 23299929 + 66096900 = 4827^2 + 8130^2 .

It is not a de Polignac number, because 89396829 - 2²¹ = 87299677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89396809) 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 in 23 ways as a sum of consecutive naturals, for example, 84697 + ... + 85745.

It is an arithmetic number, because the mean of its divisors is an integer number (5712525).

Almost surely, 2^89396829 is an apocalyptic number.

It is an amenable number.

89396829 is a deficient number, since it is larger than the sum of its proper divisors (47703771).

89396829 is a wasteful number, since it uses less digits than its factorization.

89396829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1626 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 89396829 is about 9454.9896351080. The cubic root of 89396829 is about 447.1370989159.

The spelling of 89396829 in words is "eighty-nine million, three hundred ninety-six thousand, eight hundred twenty-nine".