899313 has 4 divisors (see below), whose sum is σ = 1199088. Its totient is φ = 599540.

The previous prime is 899309. The next prime is 899321. The reversal of 899313 is 313998.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 899313 - 2² = 899309 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (899413) 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, 149883 + ... + 149888.

It is an arithmetic number, because the mean of its divisors is an integer number (299772).

2⁸⁹⁹³¹³ is an apocalyptic number.

It is an amenable number.

899313 is a deficient number, since it is larger than the sum of its proper divisors (299775).

899313 is a wasteful number, since it uses less digits than its factorization.

899313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299774.

The product of its digits is 5832, while the sum is 33.

The square root of 899313 is about 948.3211481350. The cubic root of 899313 is about 96.5243658661.

The spelling of 899313 in words is "eight hundred ninety-nine thousand, three hundred thirteen".