13417568 has 24 divisors (see below), whose sum is σ = 26545680. Its totient is φ = 6675840.

The previous prime is 13417561. The next prime is 13417571. The reversal of 13417568 is 86571431.

It is a Cunningham number, because it is equal to 3663²-1.

It is a super-2 number, since 2×13417568² = 360062262069248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13417561) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6413 + ... + 8243.

It is an arithmetic number, because the mean of its divisors is an integer number (1106070).

Almost surely, 2^13417568 is an apocalyptic number.

It is an amenable number.

13417568 is a deficient number, since it is larger than the sum of its proper divisors (13128112).

13417568 is a wasteful number, since it uses less digits than its factorization.

13417568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070 (or 2062 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 13417568 is about 3662.9998634999. Note that the first 3 decimals coincide. The cubic root of 13417568 is about 237.6245286002.

Adding to 13417568 its reverse (86571431), we get a palindrome (99988999).

The spelling of 13417568 in words is "thirteen million, four hundred seventeen thousand, five hundred sixty-eight".