3806333681 has 8 divisors (see below), whose sum is σ = 3936529920. Its totient is φ = 3678187968.

The previous prime is 3806333659. The next prime is 3806333683. The reversal of 3806333681 is 1863336083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3806333681 - 2⁶ = 3806333617 is a prime.

It is a super-2 number, since 2×3806333681² = 28976352182230019522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3806333683) 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, 508856 + ... + 516281.

It is an arithmetic number, because the mean of its divisors is an integer number (492066240).

Almost surely, 2^3806333681 is an apocalyptic number.

It is an amenable number.

3806333681 is a deficient number, since it is larger than the sum of its proper divisors (130196239).

3806333681 is a wasteful number, since it uses less digits than its factorization.

3806333681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025263.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 3806333681 is about 61695.4915775861. The cubic root of 3806333681 is about 1561.3572563639.

The spelling of 3806333681 in words is "three billion, eight hundred six million, three hundred thirty-three thousand, six hundred eighty-one".