426478055 has 8 divisors (see below), whose sum is σ = 516841344. Its totient is φ = 337804000.

The previous prime is 426478051. The next prime is 426478069. The reversal of 426478055 is 550874624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426478055 - 2² = 426478051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426478051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421751 + ... + 422760.

It is an arithmetic number, because the mean of its divisors is an integer number (64605168).

Almost surely, 2^426478055 is an apocalyptic number.

426478055 is a deficient number, since it is larger than the sum of its proper divisors (90363289).

426478055 is a wasteful number, since it uses less digits than its factorization.

426478055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844617.

The product of its (nonzero) digits is 268800, while the sum is 41.

The square root of 426478055 is about 20651.3451135755. The cubic root of 426478055 is about 752.7178752711.

The spelling of 426478055 in words is "four hundred twenty-six million, four hundred seventy-eight thousand, fifty-five".