6427407 has 16 divisors (see below), whose sum is σ = 9830912. Its totient is φ = 3659040.

The previous prime is 6427367. The next prime is 6427433. The reversal of 6427407 is 7047246.

It is not a de Polignac number, because 6427407 - 2¹⁰ = 6426383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8478 + ... + 9204.

It is an arithmetic number, because the mean of its divisors is an integer number (614432).

Almost surely, 2^6427407 is an apocalyptic number.

6427407 is a deficient number, since it is larger than the sum of its proper divisors (3403505).

6427407 is a wasteful number, since it uses less digits than its factorization.

6427407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 6427407 is about 2535.2331253753. The cubic root of 6427407 is about 185.9282009849.

The spelling of 6427407 in words is "six million, four hundred twenty-seven thousand, four hundred seven".