5042221 has 8 divisors (see below), whose sum is σ = 5390784. Its totient is φ = 4704480.

The previous prime is 5042203. The next prime is 5042273. The reversal of 5042221 is 1222405.

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

It is a cyclic number.

It is not a de Polignac number, because 5042221 - 2⁵ = 5042189 is a prime.

It is a super-2 number, since 2×5042221² = 50847985225682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5042195 and 5042204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5042291) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1731 + ... + 3616.

It is an arithmetic number, because the mean of its divisors is an integer number (673848).

Almost surely, 2^5042221 is an apocalyptic number.

It is an amenable number.

5042221 is a deficient number, since it is larger than the sum of its proper divisors (348563).

5042221 is a wasteful number, since it uses less digits than its factorization.

5042221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 5042221 is about 2245.4890335960. The cubic root of 5042221 is about 171.4775588506.

Adding to 5042221 its reverse (1222405), we get a palindrome (6264626).

The spelling of 5042221 in words is "five million, forty-two thousand, two hundred twenty-one".