52225244 has 6 divisors (see below), whose sum is σ = 91394184. Its totient is φ = 26112620.

The previous prime is 52225237. The next prime is 52225247. The reversal of 52225244 is 44252225.

It is a super-2 number, since 2×52225244² = 5454952221719072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52225247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6528152 + ... + 6528159.

It is an arithmetic number, because the mean of its divisors is an integer number (15232364).

Almost surely, 2^52225244 is an apocalyptic number.

It is an amenable number.

52225244 is a deficient number, since it is larger than the sum of its proper divisors (39168940).

52225244 is a wasteful number, since it uses less digits than its factorization.

52225244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056315 (or 13056313 counting only the distinct ones).

The product of its digits is 6400, while the sum is 26.

The square root of 52225244 is about 7226.7035361913. The cubic root of 52225244 is about 373.7892661661.

Adding to 52225244 its reverse (44252225), we get a palindrome (96477469).

The spelling of 52225244 in words is "fifty-two million, two hundred twenty-five thousand, two hundred forty-four".