3345407 has 4 divisors (see below), whose sum is σ = 3602760. Its totient is φ = 3088056.

The previous prime is 3345401. The next prime is 3345409. The reversal of 3345407 is 7045433.

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

It is a cyclic number.

It is not a de Polignac number, because 3345407 - 2¹² = 3341311 is a prime.

It is a super-2 number, since 2×3345407² = 22383495991298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345401) 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, 128657 + ... + 128682.

It is an arithmetic number, because the mean of its divisors is an integer number (900690).

Almost surely, 2^3345407 is an apocalyptic number.

3345407 is a deficient number, since it is larger than the sum of its proper divisors (257353).

3345407 is a wasteful number, since it uses less digits than its factorization.

3345407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257352.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 3345407 is about 1829.0453794261. The cubic root of 3345407 is about 149.5602975228.

Adding to 3345407 its sum of digits (26), we get a palindrome (3345433).

The spelling of 3345407 in words is "three million, three hundred forty-five thousand, four hundred seven".