1146644 has 12 divisors (see below), whose sum is σ = 2019444. Its totient is φ = 569664.

The previous prime is 1146581. The next prime is 1146661. The reversal of 1146644 is 4466411.

It can be written as a sum of positive squares in 2 ways, for example, as 739600 + 407044 = 860^2 + 638^2 .

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 137 + ... + 1520.

It is an arithmetic number, because the mean of its divisors is an integer number (168287).

2^1146644 is an apocalyptic number.

It is an amenable number.

1146644 is a deficient number, since it is larger than the sum of its proper divisors (872800).

1146644 is a wasteful number, since it uses less digits than its factorization.

1146644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834 (or 1832 counting only the distinct ones).

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

The square root of 1146644 is about 1070.8146431573. The cubic root of 1146644 is about 104.6669416377. Note that the first 3 decimals are identical.

The spelling of 1146644 in words is "one million, one hundred forty-six thousand, six hundred forty-four".