5550531 has 16 divisors (see below), whose sum is σ = 8619264. Its totient is φ = 3111264.

The previous prime is 5550529. The next prime is 5550541. The reversal of 5550531 is 1350555.

It is not a de Polignac number, because 5550531 - 2¹ = 5550529 is a prime.

It is a super-2 number, since 2×5550531² = 61616788763922, which contains 22 as substring.

5550531 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1381 + ... + 3606.

It is an arithmetic number, because the mean of its divisors is an integer number (538704).

Almost surely, 2^5550531 is an apocalyptic number.

5550531 is a deficient number, since it is larger than the sum of its proper divisors (3068733).

5550531 is a wasteful number, since it uses less digits than its factorization.

5550531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050.

The product of its (nonzero) digits is 1875, while the sum is 24.

The square root of 5550531 is about 2355.9564936560. The cubic root of 5550531 is about 177.0563515553.

Adding to 5550531 its sum of digits (24), we get a palindrome (5550555).

The spelling of 5550531 in words is "five million, five hundred fifty thousand, five hundred thirty-one".