52636770 has 64 divisors (see below), whose sum is σ = 141488640. Its totient is φ = 13924224.

The previous prime is 52636751. The next prime is 52636781. The reversal of 52636770 is 7763625.

It is a happy number.

52636770 is a `hidden beast` number, since 526 + 3 + 67 + 70 = 666.

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 36279 + ... + 37701.

It is an arithmetic number, because the mean of its divisors is an integer number (2210760).

Almost surely, 2^52636770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52636770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70744320).

52636770 is an abundant number, since it is smaller than the sum of its proper divisors (88851870).

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

52636770 is a wasteful number, since it uses less digits than its factorization.

52636770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576 (or 1570 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 52636770 is about 7255.1202608916. The cubic root of 52636770 is about 374.7684971132.

The spelling of 52636770 in words is "fifty-two million, six hundred thirty-six thousand, seven hundred seventy".