3421356 has 12 divisors (see below), whose sum is σ = 7983192. Its totient is φ = 1140448.

The previous prime is 3421331. The next prime is 3421373. The reversal of 3421356 is 6531243.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142545 + ... + 142568.

It is an arithmetic number, because the mean of its divisors is an integer number (665266).

Almost surely, 2^3421356 is an apocalyptic number.

It is an amenable number.

3421356 is an abundant number, since it is smaller than the sum of its proper divisors (4561836).

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

3421356 is a wasteful number, since it uses less digits than its factorization.

3421356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285120 (or 285118 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 3421356 is about 1849.6907849692. The cubic root of 3421356 is about 150.6836351091.

Adding to 3421356 its reverse (6531243), we get a palindrome (9952599).

The spelling of 3421356 in words is "three million, four hundred twenty-one thousand, three hundred fifty-six".