985420 has 24 divisors (see below), whose sum is σ = 2142000. Its totient is φ = 380352.

The previous prime is 985417. The next prime is 985433. The reversal of 985420 is 24589.

It is a happy number.

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270 + ... + 1429.

It is an arithmetic number, because the mean of its divisors is an integer number (89250).

2⁹⁸⁵⁴²⁰ is an apocalyptic number.

It is an amenable number.

985420 is an abundant number, since it is smaller than the sum of its proper divisors (1156580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

985420 is a wasteful number, since it uses less digits than its factorization.

985420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737 (or 1735 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 985420 is about 992.6832324564. The cubic root of 985420 is about 99.5116187202.

The spelling of 985420 in words is "nine hundred eighty-five thousand, four hundred twenty".