52872122 has 8 divisors (see below), whose sum is σ = 79461972. Its totient is φ = 26384800.

The previous prime is 52872119. The next prime is 52872137. The reversal of 52872122 is 22127825.

It can be written as a sum of positive squares in 2 ways, for example, as 48706441 + 4165681 = 6979^2 + 2041^2 .

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

It is a super-2 number, since 2×52872122² = 5590922569565768, which contains 22 as substring.

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, 24329 + ... + 26412.

Almost surely, 2^52872122 is an apocalyptic number.

52872122 is a deficient number, since it is larger than the sum of its proper divisors (26589850).

52872122 is a wasteful number, since it uses less digits than its factorization.

52872122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51264.

The product of its digits is 4480, while the sum is 29.

The square root of 52872122 is about 7271.3218880751. The cubic root of 52872122 is about 375.3262275267.

Adding to 52872122 its reverse (22127825), we get a palindrome (74999947).

The spelling of 52872122 in words is "fifty-two million, eight hundred seventy-two thousand, one hundred twenty-two".