1004220744 has 16 divisors (see below), whose sum is σ = 2510551920. Its totient is φ = 334740240.

The previous prime is 1004220743. The next prime is 1004220751. The reversal of 1004220744 is 4470224001.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 41842531 = 1004220744 / (1 + 0 + 0 + 4 + 2 + 2 + 0 + 7 + 4 + 4).

It is not an unprimeable number, because it can be changed into a prime (1004220743) 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, 20921242 + ... + 20921289.

It is an arithmetic number, because the mean of its divisors is an integer number (156909495).

Almost surely, 2^1004220744 is an apocalyptic number.

It is an amenable number.

1004220744 is an abundant number, since it is smaller than the sum of its proper divisors (1506331176).

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

1004220744 is a wasteful number, since it uses less digits than its factorization.

1004220744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41842540 (or 41842536 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 1004220744 is about 31689.4421534996. The cubic root of 1004220744 is about 1001.4049398862.

Adding to 1004220744 its reverse (4470224001), we get a palindrome (5474444745).

The spelling of 1004220744 in words is "one billion, four million, two hundred twenty thousand, seven hundred forty-four".