3743636 has 12 divisors (see below), whose sum is σ = 7055412. Its totient is φ = 1727808.

The previous prime is 3743599. The next prime is 3743647. The reversal of 3743636 is 6363473.

It can be written as a sum of positive squares in 2 ways, for example, as 2421136 + 1322500 = 1556^2 + 1150^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35945 + ... + 36048.

It is an arithmetic number, because the mean of its divisors is an integer number (587951).

Almost surely, 2^3743636 is an apocalyptic number.

It is an amenable number.

3743636 is a deficient number, since it is larger than the sum of its proper divisors (3311776).

3743636 is a wasteful number, since it uses less digits than its factorization.

3743636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72010 (or 72008 counting only the distinct ones).

The product of its digits is 27216, while the sum is 32.

The square root of 3743636 is about 1934.8477976316. The cubic root of 3743636 is about 155.2736891892.

The spelling of 3743636 in words is "three million, seven hundred forty-three thousand, six hundred thirty-six".