52122288 has 20 divisors (see below), whose sum is σ = 134649368. Its totient is φ = 17374080.

The previous prime is 52122283. The next prime is 52122293. The reversal of 52122288 is 88222125.

It is an interprime number because it is at equal distance from previous prime (52122283) and next prime (52122293).

It is not an unprimeable number, because it can be changed into a prime (52122281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542893 + ... + 542988.

Almost surely, 2^52122288 is an apocalyptic number.

It is an amenable number.

52122288 is an abundant number, since it is smaller than the sum of its proper divisors (82527080).

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

52122288 is a wasteful number, since it uses less digits than its factorization.

52122288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085892 (or 1085886 counting only the distinct ones).

The product of its digits is 5120, while the sum is 30.

The square root of 52122288 is about 7219.5767188943. The cubic root of 52122288 is about 373.5434772124.

The spelling of 52122288 in words is "fifty-two million, one hundred twenty-two thousand, two hundred eighty-eight".