3421340 has 24 divisors (see below), whose sum is σ = 7738080. Its totient is φ = 1263168.

The previous prime is 3421331. The next prime is 3421373. The reversal of 3421340 is 431243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6320 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (322420).

Almost surely, 2^3421340 is an apocalyptic number.

It is an amenable number.

3421340 is an abundant number, since it is smaller than the sum of its proper divisors (4316740).

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

3421340 is a wasteful number, since it uses less digits than its factorization.

3421340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13181 (or 13179 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3421340 is about 1849.6864599169. The cubic root of 3421340 is about 150.6834002177.

Adding to 3421340 its reverse (431243), we get a palindrome (3852583).

The spelling of 3421340 in words is "three million, four hundred twenty-one thousand, three hundred forty".