1606244 has 12 divisors (see below), whose sum is σ = 2887164. Its totient is φ = 781344.

The previous prime is 1606237. The next prime is 1606247. The reversal of 1606244 is 4426061.

1606244 = T₆₇ + T₆₈ + ... + T₂₁₄.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1183744 + 422500 = 1088^2 + 650^2 .

It is not an unprimeable number, because it can be changed into a prime (1606247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5279 + ... + 5574.

It is an arithmetic number, because the mean of its divisors is an integer number (240597).

2^1606244 is an apocalyptic number.

It is an amenable number.

1606244 is a deficient number, since it is larger than the sum of its proper divisors (1280920).

1606244 is a wasteful number, since it uses less digits than its factorization.

1606244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10894 (or 10892 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1606244 is about 1267.3768184719. The cubic root of 1606244 is about 117.1126584290.

The spelling of 1606244 in words is "one million, six hundred six thousand, two hundred forty-four".