3636420 has 24 divisors (see below), whose sum is σ = 10182144. Its totient is φ = 969696.

The previous prime is 3636403. The next prime is 3636427. The reversal of 3636420 is 246363.

It is not an unprimeable number, because it can be changed into a prime (3636427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30244 + ... + 30363.

It is an arithmetic number, because the mean of its divisors is an integer number (424256).

Almost surely, 2^3636420 is an apocalyptic number.

3636420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3636420 is an abundant number, since it is smaller than the sum of its proper divisors (6545724).

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

3636420 is a wasteful number, since it uses less digits than its factorization.

3636420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60619 (or 60617 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3636420 is about 1906.9399571041. The cubic root of 3636420 is about 153.7769864719.

The spelling of 3636420 in words is "three million, six hundred thirty-six thousand, four hundred twenty".