5520381 has 8 divisors (see below), whose sum is σ = 7385280. Its totient is φ = 3667872.

The previous prime is 5520377. The next prime is 5520401. The reversal of 5520381 is 1830255.

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

It is not a de Polignac number, because 5520381 - 2² = 5520377 is a prime.

It is a super-2 number, since 2×5520381² = 60949212770322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520371) 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, 2001 + ... + 3878.

It is an arithmetic number, because the mean of its divisors is an integer number (923160).

Almost surely, 2^5520381 is an apocalyptic number.

It is an amenable number.

5520381 is a deficient number, since it is larger than the sum of its proper divisors (1864899).

5520381 is a wasteful number, since it uses less digits than its factorization.

5520381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6195.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 5520381 is about 2349.5491056796. The cubic root of 5520381 is about 176.7351844509.

The spelling of 5520381 in words is "five million, five hundred twenty thousand, three hundred eighty-one".