13430016 has 144 divisors (see below), whose sum is σ = 41697600. Its totient is φ = 4257792.

The previous prime is 13430009. The next prime is 13430063. The reversal of 13430016 is 61003431.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200415 + ... + 200481.

Almost surely, 2^13430016 is an apocalyptic number.

13430016 is a gapful number since it is divisible by the number (16) 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 13430016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20848800).

13430016 is an abundant number, since it is smaller than the sum of its proper divisors (28267584).

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

13430016 is an equidigital number, since it uses as much as digits as its factorization.

13430016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 13430016 is about 3664.6986233523. The cubic root of 13430016 is about 237.6979903947.

Adding to 13430016 its reverse (61003431), we get a palindrome (74433447).

The spelling of 13430016 in words is "thirteen million, four hundred thirty thousand, sixteen".