988425 has 36 divisors (see below), whose sum is σ = 1857024. Its totient is φ = 501600.

The previous prime is 988417. The next prime is 988439. The reversal of 988425 is 524889.

It is not a de Polignac number, because 988425 - 2³ = 988417 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 988425.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 988425.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5080 + ... + 5270.

It is an arithmetic number, because the mean of its divisors is an integer number (51584).

2⁹⁸⁸⁴²⁵ is an apocalyptic number.

It is an amenable number.

988425 is a deficient number, since it is larger than the sum of its proper divisors (868599).

988425 is a wasteful number, since it uses less digits than its factorization.

988425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 222 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 988425 is about 994.1956547883. The cubic root of 988425 is about 99.6126683456.

The spelling of 988425 in words is "nine hundred eighty-eight thousand, four hundred twenty-five".