53052224 has 14 divisors (see below), whose sum is σ = 105275634. Its totient is φ = 26526080.

The previous prime is 53052217. The next prime is 53052227. The reversal of 53052224 is 42225035.

It can be written as a sum of positive squares in only one way, i.e., 52998400 + 53824 = 7280^2 + 232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53052224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53052227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414407 + ... + 414534.

Almost surely, 2^53052224 is an apocalyptic number.

It is an amenable number.

53052224 is a deficient number, since it is larger than the sum of its proper divisors (52223410).

53052224 is an equidigital number, since it uses as much as digits as its factorization.

53052224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828953 (or 828943 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 53052224 is about 7283.6957652005. The cubic root of 53052224 is about 375.7519111897.

Adding to 53052224 its reverse (42225035), we get a palindrome (95277259).

The spelling of 53052224 in words is "fifty-three million, fifty-two thousand, two hundred twenty-four".