52817472 has 84 divisors (see below), whose sum is σ = 154692096. Its totient is φ = 17222400.

The previous prime is 52817467. The next prime is 52817477. The reversal of 52817472 is 27471825.

It is an interprime number because it is at equal distance from previous prime (52817467) and next prime (52817477).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52817477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26097 + ... + 28047.

Almost surely, 2^52817472 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 52817472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77346048).

52817472 is an abundant number, since it is smaller than the sum of its proper divisors (101874624).

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

52817472 is a wasteful number, since it uses less digits than its factorization.

52817472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2003 counting only the distinct ones).

The product of its digits is 31360, while the sum is 36.

The square root of 52817472 is about 7267.5630028229. The cubic root of 52817472 is about 375.1968672973.

The spelling of 52817472 in words is "fifty-two million, eight hundred seventeen thousand, four hundred seventy-two".