899059 has 4 divisors (see below), whose sum is σ = 1027504. Its totient is φ = 770616.

The previous prime is 899057. The next prime is 899069. The reversal of 899059 is 950998.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 899059 - 2¹ = 899057 is a prime.

It is a Duffinian number.

899059 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64212 + ... + 64225.

It is an arithmetic number, because the mean of its divisors is an integer number (256876).

2⁸⁹⁹⁰⁵⁹ is an apocalyptic number.

899059 is a deficient number, since it is larger than the sum of its proper divisors (128445).

899059 is a wasteful number, since it uses less digits than its factorization.

899059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128444.

The product of its (nonzero) digits is 29160, while the sum is 40.

The square root of 899059 is about 948.1872178004. The cubic root of 899059 is about 96.5152776334.

The spelling of 899059 in words is "eight hundred ninety-nine thousand, fifty-nine".