53412224 has 16 divisors (see below), whose sum is σ = 106407420. Its totient is φ = 26706048.

The previous prime is 53412223. The next prime is 53412241. The reversal of 53412224 is 42221435.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 53412224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53412223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208514 + ... + 208769.

Almost surely, 2^53412224 is an apocalyptic number.

It is an amenable number.

53412224 is a deficient number, since it is larger than the sum of its proper divisors (52995196).

53412224 is an equidigital number, since it uses as much as digits as its factorization.

53412224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417297 (or 417285 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 53412224 is about 7308.3667122005. The cubic root of 53412224 is about 376.5999175148.

Adding to 53412224 its reverse (42221435), we get a palindrome (95633659).

The spelling of 53412224 in words is "fifty-three million, four hundred twelve thousand, two hundred twenty-four".