944990 has 16 divisors (see below), whose sum is σ = 1734048. Its totient is φ = 370656.

The previous prime is 944987. The next prime is 945031. The reversal of 944990 is 99449.

It is a super-2 number, since 2×944990² = 1786012200200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 944990.

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 in 7 ways as a sum of consecutive naturals, for example, 362 + ... + 1421.

It is an arithmetic number, because the mean of its divisors is an integer number (108378).

2⁹⁴⁴⁹⁹⁰ is an apocalyptic number.

944990 is a deficient number, since it is larger than the sum of its proper divisors (789058).

944990 is a wasteful number, since it uses less digits than its factorization.

944990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 944990 is about 972.1059613026. The cubic root of 944990 is about 98.1316431599.

The spelling of 944990 in words is "nine hundred forty-four thousand, nine hundred ninety".