426938 has 16 divisors (see below), whose sum is σ = 703080. Its totient is φ = 193536.

The previous prime is 426931. The next prime is 426941. The reversal of 426938 is 839624.

It can be written as a sum of positive squares in 4 ways, for example, as 344569 + 82369 = 587^2 + 287^2 .

It is a d-powerful number, because it can be written as 4⁹ + 2¹⁷ + 9 + 6³ + 3⁶ + 8⁵ .

It is not an unprimeable number, because it can be changed into a prime (426931) 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, 770 + ... + 1202.

2⁴²⁶⁹³⁸ is an apocalyptic number.

426938 is a deficient number, since it is larger than the sum of its proper divisors (276142).

426938 is a wasteful number, since it uses less digits than its factorization.

426938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its digits is 10368, while the sum is 32.

The square root of 426938 is about 653.4049280500. The cubic root of 426938 is about 75.2988373315.

Subtracting 426938 from its reverse (839624), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 426938 in words is "four hundred twenty-six thousand, nine hundred thirty-eight".