52567940 has 24 divisors (see below), whose sum is σ = 113955072. Its totient is φ = 20348640.

The previous prime is 52567937. The next prime is 52568023. The reversal of 52567940 is 4976525.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 52567894 and 52567903.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41774 + ... + 43013.

It is an arithmetic number, because the mean of its divisors is an integer number (4748128).

Almost surely, 2^52567940 is an apocalyptic number.

It is an amenable number.

52567940 is an abundant number, since it is smaller than the sum of its proper divisors (61387132).

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

52567940 is a wasteful number, since it uses less digits than its factorization.

52567940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84827 (or 84825 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 52567940 is about 7250.3751627071. The cubic root of 52567940 is about 374.6050716376.

The spelling of 52567940 in words is "fifty-two million, five hundred sixty-seven thousand, nine hundred forty".