52272422 has 8 divisors (see below), whose sum is σ = 81817776. Its totient is φ = 24999832.

The previous prime is 52272403. The next prime is 52272461. The reversal of 52272422 is 22427225.

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

It is a super-2 number, since 2×52272422² = 5464812203492168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52272391 and 52272400.

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, 568133 + ... + 568224.

It is an arithmetic number, because the mean of its divisors is an integer number (10227222).

Almost surely, 2^52272422 is an apocalyptic number.

52272422 is a deficient number, since it is larger than the sum of its proper divisors (29545354).

52272422 is a wasteful number, since it uses less digits than its factorization.

52272422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136382.

The product of its digits is 4480, while the sum is 26.

The square root of 52272422 is about 7229.9669432163. The cubic root of 52272422 is about 373.9017872459.

Adding to 52272422 its reverse (22427225), we get a palindrome (74699647).

The spelling of 52272422 in words is "fifty-two million, two hundred seventy-two thousand, four hundred twenty-two".