13851846 has 12 divisors (see below), whose sum is σ = 30012372. Its totient is φ = 4617276.

The previous prime is 13851841. The next prime is 13851853. The reversal of 13851846 is 64815831.

13851846 is a `hidden beast` number, since 138 + 518 + 4 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13851846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13851841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 384756 + ... + 384791.

It is an arithmetic number, because the mean of its divisors is an integer number (2501031).

Almost surely, 2^13851846 is an apocalyptic number.

13851846 is an abundant number, since it is smaller than the sum of its proper divisors (16160526).

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

13851846 is a wasteful number, since it uses less digits than its factorization.

13851846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769555 (or 769552 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 13851846 is about 3721.8068192747. The cubic root of 13851846 is about 240.1610377543.

It can be divided in two parts, 138 and 51846, that added together give a square (51984 = 228²).

The spelling of 13851846 in words is "thirteen million, eight hundred fifty-one thousand, eight hundred forty-six".