3648172 has 12 divisors (see below), whose sum is σ = 6964776. Its totient is φ = 1658240.

The previous prime is 3648167. The next prime is 3648179. The reversal of 3648172 is 2718463.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (3648179) 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 3 ways as a sum of consecutive naturals, for example, 41413 + ... + 41500.

It is an arithmetic number, because the mean of its divisors is an integer number (580398).

Almost surely, 2^3648172 is an apocalyptic number.

It is an amenable number.

3648172 is a deficient number, since it is larger than the sum of its proper divisors (3316604).

3648172 is a wasteful number, since it uses less digits than its factorization.

3648172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82928 (or 82926 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 3648172 is about 1910.0188480745. The cubic root of 3648172 is about 153.9424645924.

The spelling of 3648172 in words is "three million, six hundred forty-eight thousand, one hundred seventy-two".