1044132220 has 24 divisors (see below), whose sum is σ = 2193335424. Its totient is φ = 417527616.

The previous prime is 1044132217. The next prime is 1044132223. The reversal of 1044132220 is 222314401.

It is an interprime number because it is at equal distance from previous prime (1044132217) and next prime (1044132223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044132223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90837 + ... + 101683.

It is an arithmetic number, because the mean of its divisors is an integer number (91388976).

Almost surely, 2^1044132220 is an apocalyptic number.

1044132220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044132220 is an abundant number, since it is smaller than the sum of its proper divisors (1149203204).

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

1044132220 is a wasteful number, since it uses less digits than its factorization.

1044132220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15669 (or 15667 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1044132220 is about 32313.0348311637. The cubic root of 1044132220 is about 1014.4994887258.

Adding to 1044132220 its reverse (222314401), we get a palindrome (1266446621).

The spelling of 1044132220 in words is "one billion, forty-four million, one hundred thirty-two thousand, two hundred twenty".