3644425146 has 8 divisors (see below), whose sum is σ = 7288850304. Its totient is φ = 1214808380.

The previous prime is 3644425129. The next prime is 3644425159. The reversal of 3644425146 is 6415244463.

It is a sphenic number, since it is the product of 3 distinct primes.

3644425146 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303702090 + ... + 303702101.

It is an arithmetic number, because the mean of its divisors is an integer number (911106288).

Almost surely, 2^3644425146 is an apocalyptic number.

3644425146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3644425146 is a wasteful number, since it uses less digits than its factorization.

3644425146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607404196.

The product of its digits is 276480, while the sum is 39.

The square root of 3644425146 is about 60369.0744172875. The cubic root of 3644425146 is about 1538.8974435158.

The spelling of 3644425146 in words is "three billion, six hundred forty-four million, four hundred twenty-five thousand, one hundred forty-six".