3644496 has 30 divisors (see below), whose sum is σ = 10199930. Its totient is φ = 1214784.

The previous prime is 3644483. The next prime is 3644497. The reversal of 3644496 is 6944463.

3644496 is a `hidden beast` number, since 3 + 644 + 4 + 9 + 6 = 666.

3644496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3240000 + 404496 = 1800^2 + 636^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 3644496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12511 + ... + 12798.

Almost surely, 2^3644496 is an apocalyptic number.

3644496 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3644496 is an abundant number, since it is smaller than the sum of its proper divisors (6555434).

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

3644496 is a wasteful number, since it uses less digits than its factorization.

3644496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25323 (or 25314 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 3644496 is about 1909.0563113748. The cubic root of 3644496 is about 153.8907416404.

The spelling of 3644496 in words is "three million, six hundred forty-four thousand, four hundred ninety-six".