1025044 has 12 divisors (see below), whose sum is σ = 1823668. Its totient is φ = 504000.

The previous prime is 1025039. The next prime is 1025047. The reversal of 1025044 is 4405201.

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 980100 = 212^2 + 990^2 .

It is a hoax number, since the sum of its digits (16) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857 + ... + 2344.

2^1025044 is an apocalyptic number.

It is an amenable number.

1025044 is a deficient number, since it is larger than the sum of its proper divisors (798624).

1025044 is a wasteful number, since it uses less digits than its factorization.

1025044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266 (or 4264 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1025044 is about 1012.4445663838. Note that the first 3 decimals coincide. The cubic root of 1025044 is about 100.8279264607.

The spelling of 1025044 in words is "one million, twenty-five thousand, forty-four".