426234678 has 16 divisors (see below), whose sum is σ = 853079040. Its totient is φ = 141976616.

The previous prime is 426234671. The next prime is 426234707. The reversal of 426234678 is 876432624.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426234671) 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, 16050 + ... + 33317.

It is an arithmetic number, because the mean of its divisors is an integer number (53317440).

Almost surely, 2^426234678 is an apocalyptic number.

426234678 is an abundant number, since it is smaller than the sum of its proper divisors (426844362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426234678 is a wasteful number, since it uses less digits than its factorization.

426234678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50811.

The product of its digits is 387072, while the sum is 42.

The square root of 426234678 is about 20645.4517509305. The cubic root of 426234678 is about 752.5746642470.

The spelling of 426234678 in words is "four hundred twenty-six million, two hundred thirty-four thousand, six hundred seventy-eight".