1600944 has 20 divisors (see below), whose sum is σ = 4135896. Its totient is φ = 533632.

The previous prime is 1600919. The next prime is 1600957. The reversal of 1600944 is 4490061.

It is a super-2 number, since 2×1600944² = 5126043382272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16629 + ... + 16724.

2^1600944 is an apocalyptic number.

It is an amenable number.

1600944 is an abundant number, since it is smaller than the sum of its proper divisors (2534952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1600944 is a wasteful number, since it uses less digits than its factorization.

1600944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33364 (or 33358 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1600944 is about 1265.2841578080. The cubic root of 1600944 is about 116.9837072791.

The spelling of 1600944 in words is "one million, six hundred thousand, nine hundred forty-four".