3768636 has 24 divisors (see below), whose sum is σ = 8825040. Its totient is φ = 1251712.

The previous prime is 3768617. The next prime is 3768643. The reversal of 3768636 is 6368673.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3768594 and 3768603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5800 + ... + 6416.

It is an arithmetic number, because the mean of its divisors is an integer number (367710).

Almost surely, 2^3768636 is an apocalyptic number.

It is an amenable number.

3768636 is an abundant number, since it is smaller than the sum of its proper divisors (5056404).

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

3768636 is a wasteful number, since it uses less digits than its factorization.

3768636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133 (or 1131 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 3768636 is about 1941.2975042481. The cubic root of 3768636 is about 155.6185618536.

The spelling of 3768636 in words is "three million, seven hundred sixty-eight thousand, six hundred thirty-six".