52894380 has 144 divisors (see below), whose sum is σ = 186391296. Its totient is φ = 10888320.

The previous prime is 52894363. The next prime is 52894393. The reversal of 52894380 is 8349825.

It is a happy number.

52894380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 494287 + ... + 494393.

It is an arithmetic number, because the mean of its divisors is an integer number (1294384).

Almost surely, 2^52894380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52894380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93195648).

52894380 is an abundant number, since it is smaller than the sum of its proper divisors (133496916).

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

52894380 is a wasteful number, since it uses less digits than its factorization.

52894380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 52894380 is about 7272.8522602896. The cubic root of 52894380 is about 375.3788881655.

It can be divided in two parts, 5289 and 4380, that added together give a palindrome (9669).

The spelling of 52894380 in words is "fifty-two million, eight hundred ninety-four thousand, three hundred eighty".