52436566 has 48 divisors (see below), whose sum is σ = 99973440. Its totient is φ = 20442240.

The previous prime is 52436563. The next prime is 52436569. The reversal of 52436566 is 66563425.

It is an interprime number because it is at equal distance from previous prime (52436563) and next prime (52436569).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52436563) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 100386 + ... + 100906.

It is an arithmetic number, because the mean of its divisors is an integer number (2082780).

Almost surely, 2^52436566 is an apocalyptic number.

52436566 is the 3871-st nonagonal number.

52436566 is a deficient number, since it is larger than the sum of its proper divisors (47536874).

52436566 is a wasteful number, since it uses less digits than its factorization.

52436566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 622 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 52436566 is about 7241.3096881711. The cubic root of 52436566 is about 374.2927493329.

The spelling of 52436566 in words is "fifty-two million, four hundred thirty-six thousand, five hundred sixty-six".