1826426 has 12 divisors (see below), whose sum is σ = 3187098. Its totient is φ = 782712.

The previous prime is 1826423. The next prime is 1826443. The reversal of 1826426 is 6246281.

It can be written as a sum of positive squares in only one way, i.e., 1825201 + 1225 = 1351^2 + 35^2 .

It is not an unprimeable number, because it can be changed into a prime (1826423) 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, 9221 + ... + 9416.

2^1826426 is an apocalyptic number.

1826426 is a deficient number, since it is larger than the sum of its proper divisors (1360672).

1826426 is a wasteful number, since it uses less digits than its factorization.

1826426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18653 (or 18646 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 1826426 is about 1351.4532918307. The cubic root of 1826426 is about 122.2364401580.

The spelling of 1826426 in words is "one million, eight hundred twenty-six thousand, four hundred twenty-six".