1044036220 has 24 divisors (see below), whose sum is σ = 2215083024. Its totient is φ = 413308416.

The previous prime is 1044036179. The next prime is 1044036233. The reversal of 1044036220 is 226304401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1044036191 and 1044036200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267142 + ... + 271021.

It is an arithmetic number, because the mean of its divisors is an integer number (92295126).

Almost surely, 2^1044036220 is an apocalyptic number.

1044036220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044036220 is an abundant number, since it is smaller than the sum of its proper divisors (1171046804).

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

1044036220 is a wasteful number, since it uses less digits than its factorization.

1044036220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538269 (or 538267 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1044036220 is about 32311.5493283748. The cubic root of 1044036220 is about 1014.4683959408.

The spelling of 1044036220 in words is "one billion, forty-four million, thirty-six thousand, two hundred twenty".