551434 has 16 divisors (see below), whose sum is σ = 903168. Its totient is φ = 250992.

The previous prime is 551423. The next prime is 551443. The reversal of 551434 is 434155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3219 + ... + 3385.

It is an arithmetic number, because the mean of its divisors is an integer number (56448).

2⁵⁵¹⁴³⁴ is an apocalyptic number.

551434 is a deficient number, since it is larger than the sum of its proper divisors (351734).

551434 is a wasteful number, since it uses less digits than its factorization.

551434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309.

The product of its digits is 1200, while the sum is 22.

The square root of 551434 is about 742.5860219530. The cubic root of 551434 is about 82.0032717314.

Adding to 551434 its reverse (434155), we get a palindrome (985589).

The spelling of 551434 in words is "five hundred fifty-one thousand, four hundred thirty-four".