13042216 has 16 divisors (see below), whose sum is σ = 26677440. Its totient is φ = 5928240.

The previous prime is 13042207. The next prime is 13042259. The reversal of 13042216 is 61224031.

It is a junction number, because it is equal to n+sod(n) for n = 13042193 and 13042202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74016 + ... + 74191.

It is an arithmetic number, because the mean of its divisors is an integer number (1667340).

Almost surely, 2^13042216 is an apocalyptic number.

It is an amenable number.

13042216 is an abundant number, since it is smaller than the sum of its proper divisors (13635224).

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

13042216 is a wasteful number, since it uses less digits than its factorization.

13042216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148224 (or 148220 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 13042216 is about 3611.4008362407. The cubic root of 13042216 is about 235.3877166931.

Adding to 13042216 its reverse (61224031), we get a palindrome (74266247).

The spelling of 13042216 in words is "thirteen million, forty-two thousand, two hundred sixteen".