5581042 has 8 divisors (see below), whose sum is σ = 8735616. Its totient is φ = 2669172.

The previous prime is 5581027. The next prime is 5581061. The reversal of 5581042 is 2401855.

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

It is a super-2 number, since 2×5581042² = 62296059611528, which contains 22 as substring.

It is a plaindrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 5580998 and 5581016.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 60618 + ... + 60709.

It is an arithmetic number, because the mean of its divisors is an integer number (1091952).

Almost surely, 2^5581042 is an apocalyptic number.

5581042 is a deficient number, since it is larger than the sum of its proper divisors (3154574).

5581042 is a wasteful number, since it uses less digits than its factorization.

5581042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121352.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 5581042 is about 2362.4229087951. The cubic root of 5581042 is about 177.3801823131.

Adding to 5581042 its reverse (2401855), we get a palindrome (7982897).

It can be divided in two parts, 558 and 1042, that added together give a square (1600 = 40²).

The spelling of 5581042 in words is "five million, five hundred eighty-one thousand, forty-two".