3688801 has 2 divisors, whose sum is σ = 3688802. Its totient is φ = 3688800.

The previous prime is 3688787. The next prime is 3688837. The reversal of 3688801 is 1088863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 2401 = 1920^2 + 49^2 .

It is a cyclic number.

It is not a de Polignac number, because 3688801 - 2¹⁵ = 3656033 is a prime.

3688801 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3688871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844400 + 1844401.

It is an arithmetic number, because the mean of its divisors is an integer number (1844401).

Almost surely, 2^3688801 is an apocalyptic number.

It is an amenable number.

3688801 is a deficient number, since it is larger than the sum of its proper divisors (1).

3688801 is an equidigital number, since it uses as much as digits as its factorization.

3688801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 3688801 is about 1920.6251586398. The cubic root of 3688801 is about 154.5118321636.

It can be divided in two parts, 3688 and 801, that added together give a square (4489 = 67²).

The spelling of 3688801 in words is "three million, six hundred eighty-eight thousand, eight hundred one".