52288698 has 48 divisors (see below), whose sum is σ = 131382720. Its totient is φ = 13580160.

The previous prime is 52288697. The next prime is 52288721. The reversal of 52288698 is 89688225.

It is not an unprimeable number, because it can be changed into a prime (52288697) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63 + ... + 10226.

It is an arithmetic number, because the mean of its divisors is an integer number (2737140).

Almost surely, 2^52288698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52288698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65691360).

52288698 is an abundant number, since it is smaller than the sum of its proper divisors (79094022).

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

52288698 is a wasteful number, since it uses less digits than its factorization.

52288698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10323 (or 10312 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 52288698 is about 7231.0924485862. The cubic root of 52288698 is about 373.9405903326.

The spelling of 52288698 in words is "fifty-two million, two hundred eighty-eight thousand, six hundred ninety-eight".