1404224436 has 12 divisors (see below), whose sum is σ = 3276523712. Its totient is φ = 468074808.

The previous prime is 1404224417. The next prime is 1404224473. The reversal of 1404224436 is 6344224041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58509340 + ... + 58509363.

Almost surely, 2^1404224436 is an apocalyptic number.

It is an amenable number.

1404224436 is an abundant number, since it is smaller than the sum of its proper divisors (1872299276).

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

1404224436 is a wasteful number, since it uses less digits than its factorization.

1404224436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117018710 (or 117018708 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 1404224436 is about 37472.9827475743. The cubic root of 1404224436 is about 1119.8130098116.

Adding to 1404224436 its reverse (6344224041), we get a palindrome (7748448477).

The spelling of 1404224436 in words is "one billion, four hundred four million, two hundred twenty-four thousand, four hundred thirty-six".