551046 has 8 divisors (see below), whose sum is σ = 1102104. Its totient is φ = 183680.

The previous prime is 551039. The next prime is 551059. The reversal of 551046 is 640155.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

551046 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 551046.

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 3 ways as a sum of consecutive naturals, for example, 45915 + ... + 45926.

It is an arithmetic number, because the mean of its divisors is an integer number (137763).

2⁵⁵¹⁰⁴⁶ is an apocalyptic number.

551046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

551046 is a wasteful number, since it uses less digits than its factorization.

551046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91846.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 551046 is about 742.3247267874. The cubic root of 551046 is about 81.9840341710.

The spelling of 551046 in words is "five hundred fifty-one thousand, forty-six".