944649 has 16 divisors (see below), whose sum is σ = 1425600. Its totient is φ = 618048.

The previous prime is 944621. The next prime is 944651. The reversal of 944649 is 946449.

944649 is a `hidden beast` number, since 9 + 4 + 4 + 649 = 666.

It is not a de Polignac number, because 944649 - 2⁷ = 944521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (944609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (89100).

2⁹⁴⁴⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

944649 is a deficient number, since it is larger than the sum of its proper divisors (480951).

944649 is a wasteful number, since it uses less digits than its factorization.

944649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 655 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 944649 is about 971.9305530747. The cubic root of 944649 is about 98.1198381262.

The spelling of 944649 in words is "nine hundred forty-four thousand, six hundred forty-nine".