52521344 has 16 divisors (see below), whose sum is σ = 104632620. Its totient is φ = 26260608.

The previous prime is 52521319. The next prime is 52521353. The reversal of 52521344 is 44312525.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205034 + ... + 205289.

Almost surely, 2^52521344 is an apocalyptic number.

It is an amenable number.

52521344 is a deficient number, since it is larger than the sum of its proper divisors (52111276).

52521344 is an equidigital number, since it uses as much as digits as its factorization.

52521344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410337 (or 410325 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 52521344 is about 7247.1610993547. The cubic root of 52521344 is about 374.4943561342.

Adding to 52521344 its reverse (44312525), we get a palindrome (96833869).

The spelling of 52521344 in words is "fifty-two million, five hundred twenty-one thousand, three hundred forty-four".