1004432223 has 4 divisors (see below), whose sum is σ = 1339242968. Its totient is φ = 669621480.

The previous prime is 1004432213. The next prime is 1004432249. The reversal of 1004432223 is 3222344001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1004432223 - 2¹⁶ = 1004366687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004432223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004432213) 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, 167405368 + ... + 167405373.

It is an arithmetic number, because the mean of its divisors is an integer number (334810742).

Almost surely, 2^1004432223 is an apocalyptic number.

1004432223 is a deficient number, since it is larger than the sum of its proper divisors (334810745).

1004432223 is an equidigital number, since it uses as much as digits as its factorization.

1004432223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334810744.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1004432223 is about 31692.7787200807. The cubic root of 1004432223 is about 1001.4752302921.

Adding to 1004432223 its reverse (3222344001), we get a palindrome (4226776224).

The spelling of 1004432223 in words is "one billion, four million, four hundred thirty-two thousand, two hundred twenty-three".