1613426 has 16 divisors (see below), whose sum is σ = 2550528. Its totient is φ = 764400.

The previous prime is 1613413. The next prime is 1613441. The reversal of 1613426 is 6243161.

It is a happy number.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3041 + ... + 3531.

It is an arithmetic number, because the mean of its divisors is an integer number (159408).

2^1613426 is an apocalyptic number.

1613426 is a deficient number, since it is larger than the sum of its proper divisors (937102).

1613426 is a wasteful number, since it uses less digits than its factorization.

1613426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577.

The product of its digits is 864, while the sum is 23.

The square root of 1613426 is about 1270.2070697331. The cubic root of 1613426 is about 117.2869475593.

Adding to 1613426 its reverse (6243161), we get a palindrome (7856587).

The spelling of 1613426 in words is "one million, six hundred thirteen thousand, four hundred twenty-six".