3648212 has 6 divisors (see below), whose sum is σ = 6384378. Its totient is φ = 1824104.

The previous prime is 3648179. The next prime is 3648241. The reversal of 3648212 is 2128463.

It can be written as a sum of positive squares in only one way, i.e., 3632836 + 15376 = 1906^2 + 124^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 456023 + ... + 456030.

It is an arithmetic number, because the mean of its divisors is an integer number (1064063).

Almost surely, 2^3648212 is an apocalyptic number.

It is an amenable number.

3648212 is a deficient number, since it is larger than the sum of its proper divisors (2736166).

3648212 is a wasteful number, since it uses less digits than its factorization.

3648212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912057 (or 912055 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 3648212 is about 1910.0293191467. The cubic root of 3648212 is about 153.9430272190.

The spelling of 3648212 in words is "three million, six hundred forty-eight thousand, two hundred twelve".