3345438 has 8 divisors (see below), whose sum is σ = 6690888. Its totient is φ = 1115144.

The previous prime is 3345431. The next prime is 3345439. The reversal of 3345438 is 8345433.

It is a sphenic number, since it is the product of 3 distinct primes.

3345438 is an admirable number.

It is a super-2 number, since 2×3345438² = 22383910823688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345431) 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, 278781 + ... + 278792.

It is an arithmetic number, because the mean of its divisors is an integer number (836361).

Almost surely, 2^3345438 is an apocalyptic number.

3345438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3345438 is a wasteful number, since it uses less digits than its factorization.

3345438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557578.

The product of its digits is 17280, while the sum is 30.

The square root of 3345438 is about 1829.0538537725. The cubic root of 3345438 is about 149.5607594850.

The spelling of 3345438 in words is "three million, three hundred forty-five thousand, four hundred thirty-eight".