52016040 has 64 divisors (see below), whose sum is σ = 173390400. Its totient is φ = 13870656.

The previous prime is 52016033. The next prime is 52016057. The reversal of 52016040 is 4061025.

It is a happy number.

52016040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 in 15 ways as a sum of consecutive naturals, for example, 23002 + ... + 25161.

It is an arithmetic number, because the mean of its divisors is an integer number (2709225).

Almost surely, 2^52016040 is an apocalyptic number.

It is an amenable number.

52016040 is an abundant number, since it is smaller than the sum of its proper divisors (121374360).

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

52016040 is a wasteful number, since it uses less digits than its factorization.

52016040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48183 (or 48173 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 52016040 is about 7212.2146390689. The cubic root of 52016040 is about 373.2894896075.

Adding to 52016040 its reverse (4061025), we get a palindrome (56077065).

The spelling of 52016040 in words is "fifty-two million, sixteen thousand, forty".