13650416 has 80 divisors (see below), whose sum is σ = 30831360. Its totient is φ = 5806080.

The previous prime is 13650409. The next prime is 13650421. The reversal of 13650416 is 61405631.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 186956 + ... + 187028.

It is an arithmetic number, because the mean of its divisors is an integer number (385392).

Almost surely, 2^13650416 is an apocalyptic number.

13650416 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 13650416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15415680).

13650416 is an abundant number, since it is smaller than the sum of its proper divisors (17180944).

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

13650416 is a wasteful number, since it uses less digits than its factorization.

13650416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13650416 is about 3694.6469384773. The cubic root of 13650416 is about 238.9912288233.

The spelling of 13650416 in words is "thirteen million, six hundred fifty thousand, four hundred sixteen".