5142272 has 36 divisors (see below), whose sum is σ = 10485720. Its totient is φ = 2515968.

The previous prime is 5142259. The next prime is 5142289. The reversal of 5142272 is 2722415.

It is a happy number.

It is a super-2 number, since 2×5142272² = 52885922643968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13379 + ... + 13757.

It is an arithmetic number, because the mean of its divisors is an integer number (291270).

Almost surely, 2^5142272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5142272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5242860).

5142272 is an abundant number, since it is smaller than the sum of its proper divisors (5343448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5142272 is an equidigital number, since it uses as much as digits as its factorization.

5142272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 434 counting only the distinct ones).

The product of its digits is 1120, while the sum is 23.

The square root of 5142272 is about 2267.6578225120. The cubic root of 5142272 is about 172.6043281239.

Adding to 5142272 its reverse (2722415), we get a palindrome (7864687).

The spelling of 5142272 in words is "five million, one hundred forty-two thousand, two hundred seventy-two".