3345121 has 16 divisors (see below), whose sum is σ = 3931200. Its totient is φ = 2818368.

The previous prime is 3345119. The next prime is 3345127. The reversal of 3345121 is 1215433.

It is a cyclic number.

It is not a de Polignac number, because 3345121 - 2¹ = 3345119 is a prime.

It is a super-2 number, since 2×3345121² = 22379669009282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

3345121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3345127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6930 + ... + 7396.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 2^3345121 is an apocalyptic number.

It is an amenable number.

3345121 is a deficient number, since it is larger than the sum of its proper divisors (586079).

3345121 is a wasteful number, since it uses less digits than its factorization.

3345121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528.

The product of its digits is 360, while the sum is 19.

The square root of 3345121 is about 1828.9671948944. The cubic root of 3345121 is about 149.5560354142.

It can be divided in two parts, 33 and 45121, that added together give a palindrome (45154).

The spelling of 3345121 in words is "three million, three hundred forty-five thousand, one hundred twenty-one".