550343404 has 24 divisors (see below), whose sum is σ = 1043807408. Its totient is φ = 252383040.

The previous prime is 550343399. The next prime is 550343407. The reversal of 550343404 is 404343055.

It is not an unprimeable number, because it can be changed into a prime (550343407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25542 + ... + 41869.

Almost surely, 2^550343404 is an apocalyptic number.

It is an amenable number.

550343404 is a deficient number, since it is larger than the sum of its proper divisors (493464004).

550343404 is a wasteful number, since it uses less digits than its factorization.

550343404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67585 (or 67583 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 550343404 is about 23459.3990545368. The cubic root of 550343404 is about 819.4917552459.

Adding to 550343404 its reverse (404343055), we get a palindrome (954686459).

The spelling of 550343404 in words is "five hundred fifty million, three hundred forty-three thousand, four hundred four".