3231993 has 8 divisors (see below), whose sum is σ = 4390848. Its totient is φ = 2113904.

The previous prime is 3231979. The next prime is 3232003. The reversal of 3231993 is 3991323.

3231993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3231993 - 2⁸ = 3231737 is a prime.

3231993 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3231993.

It is not an unprimeable number, because it can be changed into a prime (3231953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10005 + ... + 10322.

It is an arithmetic number, because the mean of its divisors is an integer number (548856).

Almost surely, 2^3231993 is an apocalyptic number.

It is an amenable number.

3231993 is a deficient number, since it is larger than the sum of its proper divisors (1158855).

3231993 is a wasteful number, since it uses less digits than its factorization.

3231993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20383.

The product of its digits is 4374, while the sum is 30.

The square root of 3231993 is about 1797.7744574890. The cubic root of 3231993 is about 147.8507290937.

It can be divided in two parts, 3231 and 993, that added together give a palindrome (4224).

The spelling of 3231993 in words is "three million, two hundred thirty-one thousand, nine hundred ninety-three".