52863552 has 126 divisors (see below), whose sum is σ = 176356518. Its totient is φ = 15095808.

The previous prime is 52863541. The next prime is 52863563. The reversal of 52863552 is 25536825.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52863541) and next prime (52863563).

It can be written as a sum of positive squares in only one way, i.e., 30735936 + 22127616 = 5544^2 + 4704^2 .

It is a tau number, because it is divible by the number of its divisors (126).

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27288 + ... + 29160.

Almost surely, 2^52863552 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 52863552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88178259).

52863552 is an abundant number, since it is smaller than the sum of its proper divisors (123492966).

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

52863552 is a wasteful number, since it uses less digits than its factorization.

52863552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905 (or 1885 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 52863552 is about 7270.7325628165. The cubic root of 52863552 is about 375.3059476549.

The spelling of 52863552 in words is "fifty-two million, eight hundred sixty-three thousand, five hundred fifty-two".