899261 has 8 divisors (see below), whose sum is σ = 1015200. Its totient is φ = 789040.

The previous prime is 899237. The next prime is 899263. The reversal of 899261 is 162998.

899261 is nontrivially palindromic in base 16.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 899261 - 2¹⁴ = 882877 is a prime.

It is a super-2 number, since 2×899261² = 1617340692242, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899263) 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 7 ways as a sum of consecutive naturals, for example, 1091 + ... + 1728.

It is an arithmetic number, because the mean of its divisors is an integer number (126900).

2⁸⁹⁹²⁶¹ is an apocalyptic number.

It is an amenable number.

899261 is a deficient number, since it is larger than the sum of its proper divisors (115939).

899261 is a wasteful number, since it uses less digits than its factorization.

899261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859.

The product of its digits is 7776, while the sum is 35.

The square root of 899261 is about 948.2937308661. The cubic root of 899261 is about 96.5225054224.

The spelling of 899261 in words is "eight hundred ninety-nine thousand, two hundred sixty-one".