6426087 has 4 divisors (see below), whose sum is σ = 8568120. Its totient is φ = 4284056.

The previous prime is 6426071. The next prime is 6426113. The reversal of 6426087 is 7806246.

6426087 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 6426087 - 2⁴ = 6426071 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426587) 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, 1071012 + ... + 1071017.

It is an arithmetic number, because the mean of its divisors is an integer number (2142030).

Almost surely, 2^6426087 is an apocalyptic number.

6426087 is a deficient number, since it is larger than the sum of its proper divisors (2142033).

6426087 is a wasteful number, since it uses less digits than its factorization.

6426087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142032.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 6426087 is about 2534.9727809190. The cubic root of 6426087 is about 185.9154720556.

The spelling of 6426087 in words is "six million, four hundred twenty-six thousand, eighty-seven".