3667801 has 4 divisors (see below), whose sum is σ = 3883572. Its totient is φ = 3452032.

The previous prime is 3667753. The next prime is 3667823. The reversal of 3667801 is 1087663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2893401 + 774400 = 1701^2 + 880^2 .

It is a cyclic number.

It is not a de Polignac number, because 3667801 - 2⁷ = 3667673 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3667841) 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, 107860 + ... + 107893.

It is an arithmetic number, because the mean of its divisors is an integer number (970893).

Almost surely, 2^3667801 is an apocalyptic number.

It is an amenable number.

3667801 is a deficient number, since it is larger than the sum of its proper divisors (215771).

3667801 is a wasteful number, since it uses less digits than its factorization.

3667801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215770.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 3667801 is about 1915.1503857400. The cubic root of 3667801 is about 154.2180668476.

The spelling of 3667801 in words is "three million, six hundred sixty-seven thousand, eight hundred one".