3345629 has 4 divisors (see below), whose sum is σ = 3823584. Its totient is φ = 2867676.

The previous prime is 3345611. The next prime is 3345659. The reversal of 3345629 is 9265433.

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 de Polignac number, because none of the positive numbers 2^k-3345629 is a prime.

It is a super-2 number, since 2×3345629² = 22386466811282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3345595 and 3345604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345659) 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, 238967 + ... + 238980.

It is an arithmetic number, because the mean of its divisors is an integer number (955896).

Almost surely, 2^3345629 is an apocalyptic number.

It is an amenable number.

3345629 is a deficient number, since it is larger than the sum of its proper divisors (477955).

3345629 is an equidigital number, since it uses as much as digits as its factorization.

3345629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477954.

The product of its digits is 19440, while the sum is 32.

The square root of 3345629 is about 1829.1060658147. The cubic root of 3345629 is about 149.5636057054.

The spelling of 3345629 in words is "three million, three hundred forty-five thousand, six hundred twenty-nine".