5523281 has 8 divisors (see below), whose sum is σ = 5856000. Its totient is φ = 5194800.

The previous prime is 5523269. The next prime is 5523293. The reversal of 5523281 is 1823255.

It is an interprime number because it is at equal distance from previous prime (5523269) and next prime (5523293).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5523281 is a prime.

It is a super-2 number, since 2×5523281² = 61013266009922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5523281.

It is not an unprimeable number, because it can be changed into a prime (5523211) 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, 1856 + ... + 3806.

It is an arithmetic number, because the mean of its divisors is an integer number (732000).

Almost surely, 2^5523281 is an apocalyptic number.

It is an amenable number.

5523281 is a deficient number, since it is larger than the sum of its proper divisors (332719).

5523281 is a wasteful number, since it uses less digits than its factorization.

5523281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119.

The product of its digits is 2400, while the sum is 26.

The square root of 5523281 is about 2350.1661643382. The cubic root of 5523281 is about 176.7661268993.

Subtracting from 5523281 its sum of digits (26), we obtain a palindrome (5523255).

The spelling of 5523281 in words is "five million, five hundred twenty-three thousand, two hundred eighty-one".