5518851 has 8 divisors (see below), whose sum is σ = 7924560. Its totient is φ = 3396192.

The previous prime is 5518847. The next prime is 5518859. The reversal of 5518851 is 1588155.

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

It is not a de Polignac number, because 5518851 - 2² = 5518847 is a prime.

5518851 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5518859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70716 + ... + 70793.

It is an arithmetic number, because the mean of its divisors is an integer number (990570).

Almost surely, 2^5518851 is an apocalyptic number.

5518851 is a deficient number, since it is larger than the sum of its proper divisors (2405709).

5518851 is a wasteful number, since it uses less digits than its factorization.

5518851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141525.

The product of its digits is 8000, while the sum is 33.

The square root of 5518851 is about 2349.2234887298. The cubic root of 5518851 is about 176.7188552750.

The spelling of 5518851 in words is "five million, five hundred eighteen thousand, eight hundred fifty-one".