52045452 has 18 divisors (see below), whose sum is σ = 131559428. Its totient is φ = 17348472.

The previous prime is 52045439. The next prime is 52045453. The reversal of 52045452 is 25454025.

52045452 is a `hidden beast` number, since 5 + 204 + 5 + 452 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (52045453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 722818 + ... + 722889.

Almost surely, 2^52045452 is an apocalyptic number.

It is an amenable number.

52045452 is an abundant number, since it is smaller than the sum of its proper divisors (79513976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52045452 is a wasteful number, since it uses less digits than its factorization.

52045452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445717 (or 1445712 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 52045452 is about 7214.2533917239. The cubic root of 52045452 is about 373.3598340740.

Adding to 52045452 its reverse (25454025), we get a palindrome (77499477).

The spelling of 52045452 in words is "fifty-two million, forty-five thousand, four hundred fifty-two".