52751552 has 56 divisors (see below), whose sum is σ = 121346976. Its totient is φ = 22284288.

The previous prime is 52751549. The next prime is 52751591. The reversal of 52751552 is 25515725.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31898 + ... + 33510.

Almost surely, 2^52751552 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 52751552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60673488).

52751552 is an abundant number, since it is smaller than the sum of its proper divisors (68595424).

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

52751552 is a wasteful number, since it uses less digits than its factorization.

52751552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705 (or 1695 counting only the distinct ones).

The product of its digits is 17500, while the sum is 32.

The square root of 52751552 is about 7263.0263664674. The cubic root of 52751552 is about 375.0407114319.

The spelling of 52751552 in words is "fifty-two million, seven hundred fifty-one thousand, five hundred fifty-two".