3765966 has 8 divisors (see below), whose sum is σ = 7531944. Its totient is φ = 1255320.

The previous prime is 3765941. The next prime is 3765967. The reversal of 3765966 is 6695673.

It is a sphenic number, since it is the product of 3 distinct primes.

3765966 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3765967) 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, 313825 + ... + 313836.

It is an arithmetic number, because the mean of its divisors is an integer number (941493).

Almost surely, 2^3765966 is an apocalyptic number.

3765966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3765966 is a wasteful number, since it uses less digits than its factorization.

3765966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627666.

The product of its digits is 204120, while the sum is 42.

The square root of 3765966 is about 1940.6096980073. The cubic root of 3765966 is about 155.5818023361.

The spelling of 3765966 in words is "three million, seven hundred sixty-five thousand, nine hundred sixty-six".