3266021 has 4 divisors (see below), whose sum is σ = 3562944. Its totient is φ = 2969100.

The previous prime is 3265993. The next prime is 3266041. The reversal of 3266021 is 1206623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3266021 - 2⁶ = 3265957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3265984 and 3266002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3266041) 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 3 ways as a sum of consecutive naturals, for example, 148445 + ... + 148466.

It is an arithmetic number, because the mean of its divisors is an integer number (890736).

Almost surely, 2^3266021 is an apocalyptic number.

It is an amenable number.

3266021 is a deficient number, since it is larger than the sum of its proper divisors (296923).

3266021 is a wasteful number, since it uses less digits than its factorization.

3266021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296922.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3266021 is about 1807.2136010998. The cubic root of 3266021 is about 148.3678002079.

The spelling of 3266021 in words is "three million, two hundred sixty-six thousand, twenty-one".