6347406 has 32 divisors (see below), whose sum is σ = 14394240. Its totient is φ = 1849824.

The previous prime is 6347381. The next prime is 6347447. The reversal of 6347406 is 6047436.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660 + ... + 3623.

It is an arithmetic number, because the mean of its divisors is an integer number (449820).

Almost surely, 2^6347406 is an apocalyptic number.

6347406 is an abundant number, since it is smaller than the sum of its proper divisors (8046834).

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

6347406 is a wasteful number, since it uses less digits than its factorization.

6347406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 6347406 is about 2519.4058823461. The cubic root of 6347406 is about 185.1535710467.

Adding to 6347406 its sum of digits (30), we get a palindrome (6347436).

The spelling of 6347406 in words is "six million, three hundred forty-seven thousand, four hundred six".