52261164 has 36 divisors (see below), whose sum is σ = 136368960. Its totient is φ = 16858080.

The previous prime is 52261159. The next prime is 52261171. The reversal of 52261164 is 46116225.

52261164 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 (36).

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 in 11 ways as a sum of consecutive naturals, for example, 22299 + ... + 24530.

Almost surely, 2^52261164 is an apocalyptic number.

It is an amenable number.

52261164 is an abundant number, since it is smaller than the sum of its proper divisors (84107796).

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

52261164 is a wasteful number, since it uses less digits than its factorization.

52261164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46870 (or 46865 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 52261164 is about 7229.1883361827. The cubic root of 52261164 is about 373.8749426984.

Adding to 52261164 its reverse (46116225), we get a palindrome (98377389).

It can be divided in two parts, 52261 and 164, that added together give a palindrome (52425).

The spelling of 52261164 in words is "fifty-two million, two hundred sixty-one thousand, one hundred sixty-four".