3266421 has 4 divisors (see below), whose sum is σ = 4355232. Its totient is φ = 2177612.

The previous prime is 3266407. The next prime is 3266447. The reversal of 3266421 is 1246623.

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 3266421 - 2⁷ = 3266293 is a prime.

It is a super-2 number, since 2×3266421² = 21339012298482, which contains 22 as substring.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 3266391 and 3266400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3266401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544401 + ... + 544406.

It is an arithmetic number, because the mean of its divisors is an integer number (1088808).

Almost surely, 2^3266421 is an apocalyptic number.

It is an amenable number.

3266421 is a deficient number, since it is larger than the sum of its proper divisors (1088811).

3266421 is a wasteful number, since it uses less digits than its factorization.

3266421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088810.

The product of its digits is 1728, while the sum is 24.

The square root of 3266421 is about 1807.3242653160. The cubic root of 3266421 is about 148.3738569864.

The spelling of 3266421 in words is "three million, two hundred sixty-six thousand, four hundred twenty-one".