3642263636 has 12 divisors (see below), whose sum is σ = 6953412480. Its totient is φ = 1655574360.

The previous prime is 3642263627. The next prime is 3642263663. The reversal of 3642263636 is 6363622463.

It is a junction number, because it is equal to n+sod(n) for n = 3642263593 and 3642263602.

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, 41389316 + ... + 41389403.

It is an arithmetic number, because the mean of its divisors is an integer number (579451040).

Almost surely, 2^3642263636 is an apocalyptic number.

It is an amenable number.

3642263636 is a deficient number, since it is larger than the sum of its proper divisors (3311148844).

3642263636 is a wasteful number, since it uses less digits than its factorization.

3642263636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82778734 (or 82778732 counting only the distinct ones).

The product of its digits is 559872, while the sum is 41.

The square root of 3642263636 is about 60351.1693010169. The cubic root of 3642263636 is about 1538.5931431195.

The spelling of 3642263636 in words is "three billion, six hundred forty-two million, two hundred sixty-three thousand, six hundred thirty-six".