985929 has 24 divisors (see below), whose sum is σ = 1614240. Its totient is φ = 532224.

The previous prime is 985921. The next prime is 985937. The reversal of 985929 is 929589.

985929 = T₉₀ + T₉₁ + ... + T₁₈₇.

985929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (985921) and next prime (985937).

It is not a de Polignac number, because 985929 - 2³ = 985921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (985921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2617 + ... + 2969.

It is an arithmetic number, because the mean of its divisors is an integer number (67260).

2⁹⁸⁵⁹²⁹ is an apocalyptic number.

It is an amenable number.

985929 is a deficient number, since it is larger than the sum of its proper divisors (628311).

985929 is a wasteful number, since it uses less digits than its factorization.

985929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 382 counting only the distinct ones).

The product of its digits is 58320, while the sum is 42.

The square root of 985929 is about 992.9395752008. The cubic root of 985929 is about 99.5287493837.

The spelling of 985929 in words is "nine hundred eighty-five thousand, nine hundred twenty-nine".