3826686786 has 16 divisors (see below), whose sum is σ = 8242094784. Its totient is φ = 1177442064.

The previous prime is 3826686781. The next prime is 3826686817. The reversal of 3826686786 is 6876866283.

It is not an unprimeable number, because it can be changed into a prime (3826686781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24529966 + ... + 24530121.

It is an arithmetic number, because the mean of its divisors is an integer number (515130924).

Almost surely, 2^3826686786 is an apocalyptic number.

3826686786 is an abundant number, since it is smaller than the sum of its proper divisors (4415407998).

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

3826686786 is a wasteful number, since it uses less digits than its factorization.

3826686786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49060105.

The product of its digits is 27869184, while the sum is 60.

The square root of 3826686786 is about 61860.2197377281. The cubic root of 3826686786 is about 1564.1352571826.

The spelling of 3826686786 in words is "three billion, eight hundred twenty-six million, six hundred eighty-six thousand, seven hundred eighty-six".