899073 has 32 divisors (see below), whose sum is σ = 1566720. Its totient is φ = 498960.

The previous prime is 899069. The next prime is 899123. The reversal of 899073 is 370998.

It is not a de Polignac number, because 899073 - 2² = 899069 is a prime.

899073 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (899273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12628 + ... + 12698.

It is an arithmetic number, because the mean of its divisors is an integer number (48960).

It is a Proth number, since it is equal to 439 ⋅ 2¹¹ + 1 and 439 < 2¹¹.

2⁸⁹⁹⁰⁷³ is an apocalyptic number.

It is an amenable number.

899073 is a deficient number, since it is larger than the sum of its proper divisors (667647).

899073 is a wasteful number, since it uses less digits than its factorization.

899073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 899073 is about 948.1946002799. The cubic root of 899073 is about 96.5157786042.

The spelling of 899073 in words is "eight hundred ninety-nine thousand, seventy-three".