52400536 has 8 divisors (see below), whose sum is σ = 98251020. Its totient is φ = 26200264.

The previous prime is 52400527. The next prime is 52400567. The reversal of 52400536 is 63500425.

52400536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 52400536.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3275026 + ... + 3275041.

Almost surely, 2^52400536 is an apocalyptic number.

It is an amenable number.

52400536 is a deficient number, since it is larger than the sum of its proper divisors (45850484).

52400536 is a wasteful number, since it uses less digits than its factorization.

52400536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550073 (or 6550069 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 52400536 is about 7238.8214510375. The cubic root of 52400536 is about 374.2070021865.

The spelling of 52400536 in words is "fifty-two million, four hundred thousand, five hundred thirty-six".