52851456 has 216 divisors, whose sum is σ = 181752480. Its totient is φ = 14450688.

The previous prime is 52851443. The next prime is 52851467. The reversal of 52851456 is 65415825.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52851456.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467656 + ... + 467768.

Almost surely, 2^52851456 is an apocalyptic number.

52851456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52851456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90876240).

52851456 is an abundant number, since it is smaller than the sum of its proper divisors (128901024).

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

52851456 is a wasteful number, since it uses less digits than its factorization.

52851456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 154 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 52851456 is about 7269.9006870796. The cubic root of 52851456 is about 375.2773201988.

It can be divided in two parts, 528 and 51456, that added together give a square (51984 = 228²).

The spelling of 52851456 in words is "fifty-two million, eight hundred fifty-one thousand, four hundred fifty-six".