3668011 has 4 divisors (see below), whose sum is σ = 3672000. Its totient is φ = 3664024.

The previous prime is 3668009. The next prime is 3668033. The reversal of 3668011 is 1108663.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3668011 - 2¹ = 3668009 is a prime.

It is a super-2 number, since 2×3668011² = 26908609392242, which contains 22 as substring.

It is a Duffinian number.

3668011 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3668051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165 + ... + 2713.

It is an arithmetic number, because the mean of its divisors is an integer number (918000).

Almost surely, 2^3668011 is an apocalyptic number.

3668011 is a deficient number, since it is larger than the sum of its proper divisors (3989).

3668011 is a wasteful number, since it uses less digits than its factorization.

3668011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3668011 is about 1915.2052109369. The cubic root of 3668011 is about 154.2210100440.

Subtracting from 3668011 its sum of digits (25), we obtain a triangular number (3667986 = T₂₇₀₈).

The spelling of 3668011 in words is "three million, six hundred sixty-eight thousand, eleven".