9983455 has 12 divisors (see below), whose sum is σ = 12646152. Its totient is φ = 7565040.

The previous prime is 9983423. The next prime is 9983497. The reversal of 9983455 is 5543899.

It is a happy number.

9983455 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9983455 - 2⁵ = 9983423 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961 + ... + 4570.

It is an arithmetic number, because the mean of its divisors is an integer number (1053846).

Almost surely, 2^9983455 is an apocalyptic number.

9983455 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9983455 is a deficient number, since it is larger than the sum of its proper divisors (2662697).

9983455 is a wasteful number, since it uses less digits than its factorization.

9983455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574 (or 5555 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 9983455 is about 3159.6605830374. The cubic root of 9983455 is about 215.3245863421.

The spelling of 9983455 in words is "nine million, nine hundred eighty-three thousand, four hundred fifty-five".