3612636 has 36 divisors (see below), whose sum is σ = 9670752. Its totient is φ = 1133184.

The previous prime is 3612613. The next prime is 3612659. The reversal of 3612636 is 6362163.

It is an interprime number because it is at equal distance from previous prime (3612613) and next prime (3612659).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3612636² = 26102277736992, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2340 + ... + 3563.

It is an arithmetic number, because the mean of its divisors is an integer number (268632).

Almost surely, 2^3612636 is an apocalyptic number.

3612636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3612636 is an abundant number, since it is smaller than the sum of its proper divisors (6058116).

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

3612636 is a wasteful number, since it uses less digits than its factorization.

3612636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5930 (or 5925 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 3612636 is about 1900.6935576257. The cubic root of 3612636 is about 153.4409934938.

Adding to 3612636 its reverse (6362163), we get a palindrome (9974799).

The spelling of 3612636 in words is "three million, six hundred twelve thousand, six hundred thirty-six".