13861936 has 80 divisors (see below), whose sum is σ = 32060448. Its totient is φ = 5734400.

The previous prime is 13861933. The next prime is 13861937. The reversal of 13861936 is 63916831.

It is a junction number, because it is equal to n+sod(n) for n = 13861895 and 13861904.

It is not an unprimeable number, because it can be changed into a prime (13861933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122616 + ... + 122728.

Almost surely, 2^13861936 is an apocalyptic number.

13861936 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 13861936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16030224).

13861936 is an abundant number, since it is smaller than the sum of its proper divisors (18198512).

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

13861936 is a wasteful number, since it uses less digits than its factorization.

13861936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 184 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 13861936 is about 3723.1620969278. The cubic root of 13861936 is about 240.2193365238.

The spelling of 13861936 in words is "thirteen million, eight hundred sixty-one thousand, nine hundred thirty-six".