52766136 has 24 divisors (see below), whose sum is σ = 142908480. Its totient is φ = 17588688.

The previous prime is 52766099. The next prime is 52766143. The reversal of 52766136 is 63166725.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 52766136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366360 + ... + 366503.

It is an arithmetic number, because the mean of its divisors is an integer number (5954520).

Almost surely, 2^52766136 is an apocalyptic number.

It is an amenable number.

52766136 is an abundant number, since it is smaller than the sum of its proper divisors (90142344).

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

52766136 is a wasteful number, since it uses less digits than its factorization.

52766136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732875 (or 732868 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 52766136 is about 7264.0302862805. The cubic root of 52766136 is about 375.0752702240.

The spelling of 52766136 in words is "fifty-two million, seven hundred sixty-six thousand, one hundred thirty-six".