551450 has 24 divisors (see below), whose sum is σ = 1054620. Its totient is φ = 214400.

The previous prime is 551443. The next prime is 551461. The reversal of 551450 is 54155.

It can be written as a sum of positive squares in 6 ways, for example, as 5329 + 546121 = 73^2 + 739^2 .

It is a cake number, because a cake can be divided into 551450 parts by 149 planar cuts.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 551450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1916 + ... + 2184.

2⁵⁵¹⁴⁵⁰ is an apocalyptic number.

551450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

551450 is a deficient number, since it is larger than the sum of its proper divisors (503170).

551450 is a wasteful number, since it uses less digits than its factorization.

551450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 551450 is about 742.5967950375. The cubic root of 551450 is about 82.0040648391.

It can be divided in two parts, 551 and 450, that added together give a palindrome (1001).

The spelling of 551450 in words is "five hundred fifty-one thousand, four hundred fifty".