426788 has 12 divisors (see below), whose sum is σ = 779520. Its totient is φ = 204072.

The previous prime is 426787. The next prime is 426799. The reversal of 426788 is 887624.

It is not an unprimeable number, because it can be changed into a prime (426787) 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, 2228 + ... + 2411.

It is an arithmetic number, because the mean of its divisors is an integer number (64960).

2⁴²⁶⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

426788 is a deficient number, since it is larger than the sum of its proper divisors (352732).

426788 is a wasteful number, since it uses less digits than its factorization.

426788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4666 (or 4664 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 426788 is about 653.2901346263. The cubic root of 426788 is about 75.2900178240.

The spelling of 426788 in words is "four hundred twenty-six thousand, seven hundred eighty-eight".