52823136 has 24 divisors (see below), whose sum is σ = 138660984. Its totient is φ = 17607680.

The previous prime is 52823117. The next prime is 52823137. The reversal of 52823136 is 63132825.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52823137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275025 + ... + 275216.

It is an arithmetic number, because the mean of its divisors is an integer number (5777541).

Almost surely, 2^52823136 is an apocalyptic number.

It is an amenable number.

52823136 is an abundant number, since it is smaller than the sum of its proper divisors (85837848).

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

52823136 is a wasteful number, since it uses less digits than its factorization.

52823136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550254 (or 550246 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 52823136 is about 7267.9526690809. The cubic root of 52823136 is about 375.2102785103.

The spelling of 52823136 in words is "fifty-two million, eight hundred twenty-three thousand, one hundred thirty-six".