3242421 has 48 divisors (see below), whose sum is σ = 5975424. Its totient is φ = 1648512.

The previous prime is 3242417. The next prime is 3242429. The reversal of 3242421 is 1242423.

3242421 is a `hidden beast` number, since 3 + 242 + 421 = 666.

It is not a de Polignac number, because 3242421 - 2² = 3242417 is a prime.

3242421 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3242394 and 3242403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3242429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30250 + ... + 30356.

It is an arithmetic number, because the mean of its divisors is an integer number (124488).

Almost surely, 2^3242421 is an apocalyptic number.

It is an amenable number.

3242421 is a deficient number, since it is larger than the sum of its proper divisors (2733003).

3242421 is a wasteful number, since it uses less digits than its factorization.

3242421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 167 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 3242421 is about 1800.6723744202. The cubic root of 3242421 is about 148.0095714531.

Adding to 3242421 its reverse (1242423), we get a palindrome (4484844).

It can be divided in two parts, 3242 and 421, that added together give a palindrome (3663).

The spelling of 3242421 in words is "three million, two hundred forty-two thousand, four hundred twenty-one".