1033221404 has 6 divisors (see below), whose sum is σ = 1808137464. Its totient is φ = 516610700.

The previous prime is 1033221401. The next prime is 1033221437. The reversal of 1033221404 is 4041223301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033221401) 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 as a sum of consecutive naturals, namely, 129152672 + ... + 129152679.

It is an arithmetic number, because the mean of its divisors is an integer number (301356244).

Almost surely, 2^1033221404 is an apocalyptic number.

It is an amenable number.

1033221404 is a deficient number, since it is larger than the sum of its proper divisors (774916060).

1033221404 is a wasteful number, since it uses less digits than its factorization.

1033221404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258305355 (or 258305353 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1033221404 is about 32143.7615098171. The cubic root of 1033221404 is about 1010.9533866049.

Adding to 1033221404 its reverse (4041223301), we get a palindrome (5074444705).

The spelling of 1033221404 in words is "one billion, thirty-three million, two hundred twenty-one thousand, four hundred four".