52409452 has 12 divisors (see below), whose sum is σ = 91881720. Its totient is φ = 26157536.

The previous prime is 52409449. The next prime is 52409459. The reversal of 52409452 is 25490425.

It is not an unprimeable number, because it can be changed into a prime (52409459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9238 + ... + 13789.

It is an arithmetic number, because the mean of its divisors is an integer number (7656810).

Almost surely, 2^52409452 is an apocalyptic number.

It is an amenable number.

52409452 is a deficient number, since it is larger than the sum of its proper divisors (39472268).

52409452 is a wasteful number, since it uses less digits than its factorization.

52409452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23600 (or 23598 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 52409452 is about 7239.4372709486. The cubic root of 52409452 is about 374.2282248729.

Adding to 52409452 its reverse (25490425), we get a palindrome (77899877).

The spelling of 52409452 in words is "fifty-two million, four hundred nine thousand, four hundred fifty-two".