985933428 has 48 divisors (see below), whose sum is σ = 2465225280. Its totient is φ = 305580544.

The previous prime is 985933391. The next prime is 985933453. The reversal of 985933428 is 824339589.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12183 + ... + 46046.

It is an arithmetic number, because the mean of its divisors is an integer number (51358860).

Almost surely, 2^985933428 is an apocalyptic number.

It is an amenable number.

985933428 is an abundant number, since it is smaller than the sum of its proper divisors (1479291852).

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

985933428 is a wasteful number, since it uses less digits than its factorization.

985933428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58336 (or 58334 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 985933428 is about 31399.5768761300. The cubic root of 985933428 is about 995.2889838450.

The spelling of 985933428 in words is "nine hundred eighty-five million, nine hundred thirty-three thousand, four hundred twenty-eight".