993424180 has 48 divisors (see below), whose sum is σ = 2386492416. Its totient is φ = 340277760.

The previous prime is 993424163. The next prime is 993424181. The reversal of 993424180 is 81424399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993424181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178845 + ... + 184315.

It is an arithmetic number, because the mean of its divisors is an integer number (49718592).

Almost surely, 2^993424180 is an apocalyptic number.

It is an amenable number.

993424180 is an abundant number, since it is smaller than the sum of its proper divisors (1393068236).

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

993424180 is a wasteful number, since it uses less digits than its factorization.

993424180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6784 (or 6782 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 993424180 is about 31518.6322672796. The cubic root of 993424180 is about 997.8032377694.

The spelling of 993424180 in words is "nine hundred ninety-three million, four hundred twenty-four thousand, one hundred eighty".