3765994 has 4 divisors (see below), whose sum is σ = 5648994. Its totient is φ = 1882996.

The previous prime is 3765977. The next prime is 3766013. The reversal of 3765994 is 4995673.

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

It can be written as a sum of positive squares in only one way, i.e., 2140369 + 1625625 = 1463^2 + 1275^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3765994.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 941497 + ... + 941500.

Almost surely, 2^3765994 is an apocalyptic number.

3765994 is a deficient number, since it is larger than the sum of its proper divisors (1883000).

3765994 is a wasteful number, since it uses less digits than its factorization.

3765994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882999.

The product of its digits is 204120, while the sum is 43.

The square root of 3765994 is about 1940.6169122215. The cubic root of 3765994 is about 155.5821879193.

The spelling of 3765994 in words is "three million, seven hundred sixty-five thousand, nine hundred ninety-four".