3261636 has 81 divisors (see below), whose sum is σ = 9818991. Its totient is φ = 910224.

The previous prime is 3261631. The next prime is 3261641. The reversal of 3261636 is 6361623.

The square root of 3261636 is 1806.

It is a perfect power (a square), and thus also a powerful number.

3261636 is a `hidden beast` number, since 3 + 26 + 1 + 636 = 666.

It is an interprime number because it is at equal distance from previous prime (3261631) and next prime (3261641).

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

It is not an unprimeable number, because it can be changed into a prime (3261631) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 75831 + ... + 75873.

Almost surely, 2^3261636 is an apocalyptic number.

3261636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3261636 is the 1806-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3261636

3261636 is an abundant number, since it is smaller than the sum of its proper divisors (6557355).

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

3261636 is a wasteful number, since it uses less digits than its factorization.

3261636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 55 counting only the distinct ones).

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

The cubic root of 3261636 is about 148.3013703241.

The spelling of 3261636 in words is "three million, two hundred sixty-one thousand, six hundred thirty-six".