186426126 has 48 divisors (see below), whose sum is σ = 423865728. Its totient is φ = 59140800.

The previous prime is 186426101. The next prime is 186426127. The reversal of 186426126 is 621624681.

186426126 is a `hidden beast` number, since 1 + 8 + 642 + 6 + 1 + 2 + 6 = 666.

186426126 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (186426127) 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 23 ways as a sum of consecutive naturals, for example, 31300 + ... + 36776.

It is an arithmetic number, because the mean of its divisors is an integer number (8830536).

Almost surely, 2^186426126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 186426126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211932864).

186426126 is an abundant number, since it is smaller than the sum of its proper divisors (237439602).

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

186426126 is a wasteful number, since it uses less digits than its factorization.

186426126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5577 (or 5574 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 186426126 is about 13653.7952965467. The cubic root of 186426126 is about 571.2623362223.

The spelling of 186426126 in words is "one hundred eighty-six million, four hundred twenty-six thousand, one hundred twenty-six".