1000944669 has 32 divisors (see below), whose sum is σ = 1400053248. Its totient is φ = 635544000.

The previous prime is 1000944653. The next prime is 1000944673. The reversal of 1000944669 is 9664490001.

It is not a de Polignac number, because 1000944669 - 2⁴ = 1000944653 is a prime.

It is a super-2 number, since 2×1000944669² = 2003780460799039122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000944629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1030354 + ... + 1031324.

It is an arithmetic number, because the mean of its divisors is an integer number (43751664).

Almost surely, 2^1000944669 is an apocalyptic number.

It is an amenable number.

1000944669 is a deficient number, since it is larger than the sum of its proper divisors (399108579).

1000944669 is a wasteful number, since it uses less digits than its factorization.

1000944669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 1000944669 is about 31637.7096042049. The cubic root of 1000944669 is about 1000.3147905632.

The spelling of 1000944669 in words is "one billion, nine hundred forty-four thousand, six hundred sixty-nine".