3766261 has 2 divisors, whose sum is σ = 3766262. Its totient is φ = 3766260.

The previous prime is 3766253. The next prime is 3766297. The reversal of 3766261 is 1626673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3496900 + 269361 = 1870^2 + 519^2 .

It is an emirp because it is prime and its reverse (1626673) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3766261 - 2³ = 3766253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3760261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1883130 + 1883131.

It is an arithmetic number, because the mean of its divisors is an integer number (1883131).

Almost surely, 2^3766261 is an apocalyptic number.

It is an amenable number.

3766261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3766261 is an equidigital number, since it uses as much as digits as its factorization.

3766261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 3766261 is about 1940.6857035594. The cubic root of 3766261 is about 155.5858646345.

The spelling of 3766261 in words is "three million, seven hundred sixty-six thousand, two hundred sixty-one".