1044920 has 32 divisors (see below), whose sum is σ = 2380320. Its totient is φ = 412800.

The previous prime is 1044893. The next prime is 1044931. The reversal of 1044920 is 294401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1044892 and 1044901.

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, 5954 + ... + 6126.

It is an arithmetic number, because the mean of its divisors is an integer number (74385).

2^1044920 is an apocalyptic number.

1044920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044920 is an abundant number, since it is smaller than the sum of its proper divisors (1335400).

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

1044920 is a wasteful number, since it uses less digits than its factorization.

1044920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1044920 is about 1022.2132849851. The cubic root of 1044920 is about 101.4754565456.

The spelling of 1044920 in words is "one million, forty-four thousand, nine hundred twenty".