4161644 has 6 divisors (see below), whose sum is σ = 7282884. Its totient is φ = 2080820.

The previous prime is 4161637. The next prime is 4161653. The reversal of 4161644 is 4461614.

4161644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 520202 + ... + 520209.

It is an arithmetic number, because the mean of its divisors is an integer number (1213814).

Almost surely, 2^4161644 is an apocalyptic number.

It is an amenable number.

4161644 is a deficient number, since it is larger than the sum of its proper divisors (3121240).

4161644 is a wasteful number, since it uses less digits than its factorization.

4161644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040415 (or 1040413 counting only the distinct ones).

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

The square root of 4161644 is about 2040.0107842852. The cubic root of 4161644 is about 160.8502136852.

The spelling of 4161644 in words is "four million, one hundred sixty-one thousand, six hundred forty-four".