899495 has 4 divisors (see below), whose sum is σ = 1079400. Its totient is φ = 719592.

The previous prime is 899491. The next prime is 899519. The reversal of 899495 is 594998.

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

It is a cyclic number.

It is not a de Polignac number, because 899495 - 2² = 899491 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 899495.

It is not an unprimeable number, because it can be changed into a prime (899491) 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 3 ways as a sum of consecutive naturals, for example, 89945 + ... + 89954.

It is an arithmetic number, because the mean of its divisors is an integer number (269850).

2⁸⁹⁹⁴⁹⁵ is an apocalyptic number.

899495 is a deficient number, since it is larger than the sum of its proper divisors (179905).

899495 is a wasteful number, since it uses less digits than its factorization.

899495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179904.

The product of its digits is 116640, while the sum is 44.

The square root of 899495 is about 948.4171023342. The cubic root of 899495 is about 96.5308768546.

The spelling of 899495 in words is "eight hundred ninety-nine thousand, four hundred ninety-five".