3242402121 has 16 divisors (see below), whose sum is σ = 4941609984. Its totient is φ = 1852498704.

The previous prime is 3242402089. The next prime is 3242402179. The reversal of 3242402121 is 1212042423.

It is not a de Polignac number, because 3242402121 - 2⁵ = 3242402089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3242402921) 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 15 ways as a sum of consecutive naturals, for example, 212866 + ... + 227588.

It is an arithmetic number, because the mean of its divisors is an integer number (308850624).

Almost surely, 2^3242402121 is an apocalyptic number.

It is an amenable number.

3242402121 is a deficient number, since it is larger than the sum of its proper divisors (1699207863).

3242402121 is a wasteful number, since it uses less digits than its factorization.

3242402121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25220.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3242402121 is about 56942.0944556837. The cubic root of 3242402121 is about 1480.0928419053.

Adding to 3242402121 its reverse (1212042423), we get a palindrome (4454444544).

The spelling of 3242402121 in words is "three billion, two hundred forty-two million, four hundred two thousand, one hundred twenty-one".