899937 has 8 divisors (see below), whose sum is σ = 1333280. Its totient is φ = 599940.

The previous prime is 899917. The next prime is 899939. The reversal of 899937 is 739998.

It is a happy number.

It is not a de Polignac number, because 899937 - 2⁸ = 899681 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 899892 and 899901.

It is not an unprimeable number, because it can be changed into a prime (899939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16639 + ... + 16692.

It is an arithmetic number, because the mean of its divisors is an integer number (166660).

2⁸⁹⁹⁹³⁷ is an apocalyptic number.

It is an amenable number.

899937 is a deficient number, since it is larger than the sum of its proper divisors (433343).

899937 is a wasteful number, since it uses less digits than its factorization.

899937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33340 (or 33334 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 899937 is about 948.6500935540. The cubic root of 899937 is about 96.5466855994.

It can be divided in two parts, 89993 and 7, that added together give a square (90000 = 300²).

The spelling of 899937 in words is "eight hundred ninety-nine thousand, nine hundred thirty-seven".