13417420 has 96 divisors (see below), whose sum is σ = 32901120. Its totient is φ = 4561920.

The previous prime is 13417399. The next prime is 13417429. The reversal of 13417420 is 2471431.

13417420 is nontrivially palindromic in base 16.

It is a zygodrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 13417391 and 13417400.

It is not an unprimeable number, because it can be changed into a prime (13417429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200227 + ... + 200293.

It is an arithmetic number, because the mean of its divisors is an integer number (342720).

Almost surely, 2^13417420 is an apocalyptic number.

13417420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13417420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16450560).

13417420 is an abundant number, since it is smaller than the sum of its proper divisors (19483700).

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

13417420 is a wasteful number, since it uses less digits than its factorization.

13417420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 13417420 is about 3662.9796614232. The cubic root of 13417420 is about 237.6236549059.

Adding to 13417420 its reverse (2471431), we get a palindrome (15888851).

The spelling of 13417420 in words is "thirteen million, four hundred seventeen thousand, four hundred twenty".