5142242 has 16 divisors (see below), whose sum is σ = 8916480. Its totient is φ = 2178528.

The previous prime is 5142229. The next prime is 5142257. The reversal of 5142242 is 2422415.

It is a happy number.

It is a d-powerful number, because it can be written as 5⁸ + 1 + 4⁴ + 2¹⁴ + 2¹⁹ + 4⁷ + 2²² .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818 + ... + 3309.

It is an arithmetic number, because the mean of its divisors is an integer number (557280).

Almost surely, 2^5142242 is an apocalyptic number.

5142242 is a deficient number, since it is larger than the sum of its proper divisors (3774238).

5142242 is a wasteful number, since it uses less digits than its factorization.

5142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225.

The product of its digits is 640, while the sum is 20.

The square root of 5142242 is about 2267.6512077478. The cubic root of 5142242 is about 172.6039924655.

Adding to 5142242 its reverse (2422415), we get a palindrome (7564657).

The spelling of 5142242 in words is "five million, one hundred forty-two thousand, two hundred forty-two".