426738 has 16 divisors (see below), whose sum is σ = 919296. Its totient is φ = 131280.

The previous prime is 426737. The next prime is 426739. The reversal of 426738 is 837624.

It is an interprime number because it is at equal distance from previous prime (426737) and next prime (426739).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2658 + ... + 2813.

It is an arithmetic number, because the mean of its divisors is an integer number (57456).

2⁴²⁶⁷³⁸ is an apocalyptic number.

426738 is an abundant number, since it is smaller than the sum of its proper divisors (492558).

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

426738 is a wasteful number, since it uses less digits than its factorization.

426738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489.

The product of its digits is 8064, while the sum is 30.

The square root of 426738 is about 653.2518656690. The cubic root of 426738 is about 75.2870775290.

The spelling of 426738 in words is "four hundred twenty-six thousand, seven hundred thirty-eight".