3403247 has 4 divisors (see below), whose sum is σ = 3603456. Its totient is φ = 3203040.

The previous prime is 3403229. The next prime is 3403259. The reversal of 3403247 is 7423043.

It is a happy number.

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 3403247 - 2⁸ = 3402991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100079 + ... + 100112.

It is an arithmetic number, because the mean of its divisors is an integer number (900864).

Almost surely, 2^3403247 is an apocalyptic number.

3403247 is a deficient number, since it is larger than the sum of its proper divisors (200209).

3403247 is a wasteful number, since it uses less digits than its factorization.

3403247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200208.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 3403247 is about 1844.7891478432. The cubic root of 3403247 is about 150.4173120020.

The spelling of 3403247 in words is "three million, four hundred three thousand, two hundred forty-seven".