52289412 has 24 divisors (see below), whose sum is σ = 139438656. Its totient is φ = 14939808.

The previous prime is 52289411. The next prime is 52289431. The reversal of 52289412 is 21498225.

It is not an unprimeable number, because it can be changed into a prime (52289411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311163 + ... + 311330.

It is an arithmetic number, because the mean of its divisors is an integer number (5809944).

Almost surely, 2^52289412 is an apocalyptic number.

It is an amenable number.

52289412 is an abundant number, since it is smaller than the sum of its proper divisors (87149244).

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

52289412 is a wasteful number, since it uses less digits than its factorization.

52289412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622507 (or 622505 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 52289412 is about 7231.1418185512. The cubic root of 52289412 is about 373.9422923726.

The spelling of 52289412 in words is "fifty-two million, two hundred eighty-nine thousand, four hundred twelve".