1612426 has 4 divisors (see below), whose sum is σ = 2418642. Its totient is φ = 806212.

The previous prime is 1612393. The next prime is 1612427. The reversal of 1612426 is 6242161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1311025 + 301401 = 1145^2 + 549^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1612397 and 1612406.

It is not an unprimeable number, because it can be changed into a prime (1612427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403105 + ... + 403108.

2^1612426 is an apocalyptic number.

1612426 is a deficient number, since it is larger than the sum of its proper divisors (806216).

1612426 is an equidigital number, since it uses as much as digits as its factorization.

1612426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806215.

The product of its digits is 576, while the sum is 22.

The square root of 1612426 is about 1269.8133721142. The cubic root of 1612426 is about 117.2627111028.

Adding to 1612426 its reverse (6242161), we get a palindrome (7854587).

The spelling of 1612426 in words is "one million, six hundred twelve thousand, four hundred twenty-six".