5531918 has 8 divisors (see below), whose sum is σ = 9483312. Its totient is φ = 2370816.

The previous prime is 5531893. The next prime is 5531927. The reversal of 5531918 is 8191355.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197555 + ... + 197582.

It is an arithmetic number, because the mean of its divisors is an integer number (1185414).

Almost surely, 2^5531918 is an apocalyptic number.

5531918 is a deficient number, since it is larger than the sum of its proper divisors (3951394).

5531918 is a wasteful number, since it uses less digits than its factorization.

5531918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395146.

The product of its digits is 5400, while the sum is 32.

The square root of 5531918 is about 2352.0029761886. The cubic root of 5531918 is about 176.8582179302.

The spelling of 5531918 in words is "five million, five hundred thirty-one thousand, nine hundred eighteen".