993523242 has 16 divisors (see below), whose sum is σ = 1988726400. Its totient is φ = 330894432.

The previous prime is 993523229. The next prime is 993523273. The reversal of 993523242 is 242325399.

It is a super-3 number, since 3×993523242³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 993523242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62242 + ... + 76557.

It is an arithmetic number, because the mean of its divisors is an integer number (124295400).

Almost surely, 2^993523242 is an apocalyptic number.

993523242 is an abundant number, since it is smaller than the sum of its proper divisors (995203158).

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

993523242 is a wasteful number, since it uses less digits than its factorization.

993523242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139997.

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

The square root of 993523242 is about 31520.2037112706. The cubic root of 993523242 is about 997.8364028903.

The spelling of 993523242 in words is "nine hundred ninety-three million, five hundred twenty-three thousand, two hundred forty-two".