3765996 has 54 divisors (see below), whose sum is σ = 10324860. Its totient is φ = 1156896.

The previous prime is 3765977. The next prime is 3766013. The reversal of 3765996 is 6995673.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5775 + ... + 6393.

Almost surely, 2^3765996 is an apocalyptic number.

3765996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3765996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5162430).

3765996 is an abundant number, since it is smaller than the sum of its proper divisors (6558864).

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

3765996 is a wasteful number, since it uses less digits than its factorization.

3765996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 637 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 3765996 is about 1940.6174275215. The cubic root of 3765996 is about 155.5822154609.

It can be divided in two parts, 3765 and 996, that added together give a square (4761 = 69²).

The spelling of 3765996 in words is "three million, seven hundred sixty-five thousand, nine hundred ninety-six".