89842899 has 32 divisors (see below), whose sum is σ = 131673600. Its totient is φ = 54306560.

The previous prime is 89842877. The next prime is 89842901. The reversal of 89842899 is 99824898.

It is not a de Polignac number, because 89842899 - 2⁹ = 89842387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89842859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117679 + ... + 118439.

It is an arithmetic number, because the mean of its divisors is an integer number (4114800).

Almost surely, 2^89842899 is an apocalyptic number.

89842899 is a deficient number, since it is larger than the sum of its proper divisors (41830701).

89842899 is a wasteful number, since it uses less digits than its factorization.

89842899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875.

The product of its digits is 2985984, while the sum is 57.

The square root of 89842899 is about 9478.5494143355. The cubic root of 89842899 is about 447.8795697630.

The spelling of 89842899 in words is "eighty-nine million, eight hundred forty-two thousand, eight hundred ninety-nine".