13861016 has 16 divisors (see below), whose sum is σ = 27988800. Its totient is φ = 6397344.

The previous prime is 13860997. The next prime is 13861049. The reversal of 13861016 is 61016831.

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 3 ways as a sum of consecutive naturals, for example, 66536 + ... + 66743.

It is an arithmetic number, because the mean of its divisors is an integer number (1749300).

Almost surely, 2^13861016 is an apocalyptic number.

It is an amenable number.

13861016 is an abundant number, since it is smaller than the sum of its proper divisors (14127784).

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

13861016 is a wasteful number, since it uses less digits than its factorization.

13861016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133298 (or 133294 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 13861016 is about 3723.0385439853. The cubic root of 13861016 is about 240.2140220502.

Adding to 13861016 its reverse (61016831), we get a palindrome (74877847).

The spelling of 13861016 in words is "thirteen million, eight hundred sixty-one thousand, sixteen".