3438629 has 4 divisors (see below), whose sum is σ = 3522540. Its totient is φ = 3354720.

The previous prime is 3438593. The next prime is 3438637. The reversal of 3438629 is 9268343.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 280900 + 3157729 = 530^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 3438629 - 2²⁰ = 2390053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3438649) 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, 41894 + ... + 41975.

It is an arithmetic number, because the mean of its divisors is an integer number (880635).

Almost surely, 2^3438629 is an apocalyptic number.

It is an amenable number.

3438629 is a deficient number, since it is larger than the sum of its proper divisors (83911).

3438629 is an equidigital number, since it uses as much as digits as its factorization.

3438629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83910.

The product of its digits is 31104, while the sum is 35.

The square root of 3438629 is about 1854.3540654363. The cubic root of 3438629 is about 150.9367891795.

The spelling of 3438629 in words is "three million, four hundred thirty-eight thousand, six hundred twenty-nine".