1426338 has 12 divisors (see below), whose sum is σ = 3090438. Its totient is φ = 475440.

The previous prime is 1426331. The next prime is 1426343. The reversal of 1426338 is 8336241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 859329 + 567009 = 927^2 + 753^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1426331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39603 + ... + 39638.

2^1426338 is an apocalyptic number.

1426338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1426338 is an abundant number, since it is smaller than the sum of its proper divisors (1664100).

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

1426338 is a wasteful number, since it uses less digits than its factorization.

1426338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79249 (or 79246 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1426338 is about 1194.2939336696. The cubic root of 1426338 is about 112.5660648999.

Subtracting 1426338 from its reverse (8336241), we obtain a triangular number (6909903 = T₃₇₁₇).

It can be divided in two parts, 1426 and 338, that added together give a square (1764 = 42²).

The spelling of 1426338 in words is "one million, four hundred twenty-six thousand, three hundred thirty-eight".