3826786086 has 64 divisors (see below), whose sum is σ = 9169977600. Its totient is φ = 1178971200.

The previous prime is 3826786081. The next prime is 3826786109. The reversal of 3826786086 is 6806876283.

It is a happy number.

3826786086 is a `hidden beast` number, since 3 + 8 + 26 + 7 + 8 + 608 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3826786081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3420 + ... + 87551.

It is an arithmetic number, because the mean of its divisors is an integer number (143280900).

Almost surely, 2^3826786086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3826786086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4584988800).

3826786086 is an abundant number, since it is smaller than the sum of its proper divisors (5343191514).

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

3826786086 is a wasteful number, since it uses less digits than its factorization.

3826786086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91042 (or 91036 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 3826786086 is about 61861.0223484869. The cubic root of 3826786086 is about 1564.1487864919.

The spelling of 3826786086 in words is "three billion, eight hundred twenty-six million, seven hundred eighty-six thousand, eighty-six".