52767228 has 24 divisors (see below), whose sum is σ = 123621120. Its totient is φ = 17518000.

The previous prime is 52767203. The next prime is 52767233. The reversal of 52767228 is 82276725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5748 + ... + 11771.

It is an arithmetic number, because the mean of its divisors is an integer number (5150880).

Almost surely, 2^52767228 is an apocalyptic number.

It is an amenable number.

52767228 is an abundant number, since it is smaller than the sum of its proper divisors (70853892).

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

52767228 is a wasteful number, since it uses less digits than its factorization.

52767228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17777 (or 17775 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 52767228 is about 7264.1054507764. The cubic root of 52767228 is about 375.0778576118.

The spelling of 52767228 in words is "fifty-two million, seven hundred sixty-seven thousand, two hundred twenty-eight".