52521452 has 6 divisors (see below), whose sum is σ = 91912548. Its totient is φ = 26260724.

The previous prime is 52521439. The next prime is 52521461. The reversal of 52521452 is 25412525.

52521452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6565178 + ... + 6565185.

It is an arithmetic number, because the mean of its divisors is an integer number (15318758).

Almost surely, 2^52521452 is an apocalyptic number.

It is an amenable number.

52521452 is a deficient number, since it is larger than the sum of its proper divisors (39391096).

52521452 is a wasteful number, since it uses less digits than its factorization.

52521452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13130367 (or 13130365 counting only the distinct ones).

The product of its digits is 4000, while the sum is 26.

The square root of 52521452 is about 7247.1685505444. The cubic root of 52521452 is about 374.4946128258.

Adding to 52521452 its reverse (25412525), we get a palindrome (77933977).

The spelling of 52521452 in words is "fifty-two million, five hundred twenty-one thousand, four hundred fifty-two".