3346421 has 8 divisors (see below), whose sum is σ = 3665760. Its totient is φ = 3035952.

The previous prime is 3346417. The next prime is 3346457. The reversal of 3346421 is 1246433.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3346421 - 2² = 3346417 is a prime.

It is a super-2 number, since 2×3346421² = 22397067018482, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁸ + 3¹³ + 4⁴ + 6⁸ + 4⁸ + 2⁷ + 1 .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3346471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1415 + ... + 2948.

It is an arithmetic number, because the mean of its divisors is an integer number (458220).

Almost surely, 2^3346421 is an apocalyptic number.

It is an amenable number.

3346421 is a deficient number, since it is larger than the sum of its proper divisors (319339).

3346421 is a wasteful number, since it uses less digits than its factorization.

3346421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4435.

The product of its digits is 1728, while the sum is 23.

The square root of 3346421 is about 1829.3225522034. The cubic root of 3346421 is about 149.5754066782.

The spelling of 3346421 in words is "three million, three hundred forty-six thousand, four hundred twenty-one".