993235404 has 96 divisors (see below), whose sum is σ = 2926457856. Its totient is φ = 255467520.

The previous prime is 993235391. The next prime is 993235417. The reversal of 993235404 is 404532399.

It is an interprime number because it is at equal distance from previous prime (993235391) and next prime (993235417).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17724 + ... + 47964.

It is an arithmetic number, because the mean of its divisors is an integer number (30483936).

Almost surely, 2^993235404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 993235404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1463228928).

993235404 is an abundant number, since it is smaller than the sum of its proper divisors (1933222452).

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

993235404 is a wasteful number, since it uses less digits than its factorization.

993235404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30295 (or 30293 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 993235404 is about 31515.6374519063. The cubic root of 993235404 is about 997.7400310546.

The spelling of 993235404 in words is "nine hundred ninety-three million, two hundred thirty-five thousand, four hundred four".