6426755 has 4 divisors (see below), whose sum is σ = 7712112. Its totient is φ = 5141400.

The previous prime is 6426713. The next prime is 6426757. The reversal of 6426755 is 5576246.

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

It is not a de Polignac number, because 6426755 - 2¹⁸ = 6164611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6426757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642671 + ... + 642680.

It is an arithmetic number, because the mean of its divisors is an integer number (1928028).

Almost surely, 2^6426755 is an apocalyptic number.

6426755 is a deficient number, since it is larger than the sum of its proper divisors (1285357).

6426755 is a wasteful number, since it uses less digits than its factorization.

6426755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285356.

The product of its digits is 50400, while the sum is 35.

The square root of 6426755 is about 2535.1045343338. The cubic root of 6426755 is about 185.9219138831.

The spelling of 6426755 in words is "six million, four hundred twenty-six thousand, seven hundred fifty-five".