3766361 has 4 divisors (see below), whose sum is σ = 3770292. Its totient is φ = 3762432.

The previous prime is 3766349. The next prime is 3766387. The reversal of 3766361 is 1636673.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1636673 = 29 ⋅56437.

It can be written as a sum of positive squares in 2 ways, for example, as 2371600 + 1394761 = 1540^2 + 1181^2 .

It is a cyclic number.

It is not a de Polignac number, because 3766361 - 2⁶ = 3766297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3766331) 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, 521 + ... + 2793.

It is an arithmetic number, because the mean of its divisors is an integer number (942573).

Almost surely, 2^3766361 is an apocalyptic number.

It is an amenable number.

3766361 is a deficient number, since it is larger than the sum of its proper divisors (3931).

3766361 is a wasteful number, since it uses less digits than its factorization.

3766361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930.

The product of its digits is 13608, while the sum is 32.

The square root of 3766361 is about 1940.7114674778. The cubic root of 3766361 is about 155.5872416367.

The spelling of 3766361 in words is "three million, seven hundred sixty-six thousand, three hundred sixty-one".