1044523404 has 48 divisors (see below), whose sum is σ = 2850556800. Its totient is φ = 329848848.

The previous prime is 1044523399. The next prime is 1044523429. The reversal of 1044523404 is 4043254401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 15 ways as a sum of consecutive naturals, for example, 252462 + ... + 256565.

It is an arithmetic number, because the mean of its divisors is an integer number (59386600).

Almost surely, 2^1044523404 is an apocalyptic number.

It is an amenable number.

1044523404 is an abundant number, since it is smaller than the sum of its proper divisors (1806033396).

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

1044523404 is a wasteful number, since it uses less digits than its factorization.

1044523404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509059 (or 509051 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1044523404 is about 32319.0873014694. The cubic root of 1044523404 is about 1014.6261669409.

Adding to 1044523404 its reverse (4043254401), we get a palindrome (5087777805).

The spelling of 1044523404 in words is "one billion, forty-four million, five hundred twenty-three thousand, four hundred four".