1613226 has 16 divisors (see below), whose sum is σ = 3275424. Its totient is φ = 529584.

The previous prime is 1613201. The next prime is 1613279. The reversal of 1613226 is 6223161.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

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, 1605 + ... + 2408.

It is an arithmetic number, because the mean of its divisors is an integer number (204714).

2^1613226 is an apocalyptic number.

1613226 is an abundant number, since it is smaller than the sum of its proper divisors (1662198).

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

1613226 is a wasteful number, since it uses less digits than its factorization.

1613226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4085.

The product of its digits is 432, while the sum is 21.

The square root of 1613226 is about 1270.1283399720. The cubic root of 1613226 is about 117.2821010693.

Adding to 1613226 its reverse (6223161), we get a palindrome (7836387).

The spelling of 1613226 in words is "one million, six hundred thirteen thousand, two hundred twenty-six".