6426455 has 16 divisors (see below), whose sum is σ = 9099264. Its totient is φ = 4263840.

The previous prime is 6426443. The next prime is 6426461. The reversal of 6426455 is 5546246.

It is a de Polignac number, because none of the positive numbers 2^k-6426455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1877 + ... + 4046.

It is an arithmetic number, because the mean of its divisors is an integer number (568704).

Almost surely, 2^6426455 is an apocalyptic number.

6426455 is a deficient number, since it is larger than the sum of its proper divisors (2672809).

6426455 is a wasteful number, since it uses less digits than its factorization.

6426455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5966.

The product of its digits is 28800, while the sum is 32.

The square root of 6426455 is about 2535.0453644856. The cubic root of 6426455 is about 185.9190209021.

The spelling of 6426455 in words is "six million, four hundred twenty-six thousand, four hundred fifty-five".