52045552 has 40 divisors (see below), whose sum is σ = 110461680. Its totient is φ = 23608320.

The previous prime is 52045537. The next prime is 52045583. The reversal of 52045552 is 25554025.

It is a self number, because there is not a number n which added to its sum of digits gives 52045552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10152 + ... + 14392.

It is an arithmetic number, because the mean of its divisors is an integer number (2761542).

Almost surely, 2^52045552 is an apocalyptic number.

52045552 is a gapful number since it is divisible by the number (52) 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 52045552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55230840).

52045552 is an abundant number, since it is smaller than the sum of its proper divisors (58416128).

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

52045552 is a wasteful number, since it uses less digits than its factorization.

52045552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321 (or 4315 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 52045552 is about 7214.2603224447. The cubic root of 52045552 is about 373.3600731981.

Adding to 52045552 its reverse (25554025), we get a palindrome (77599577).

The spelling of 52045552 in words is "fifty-two million, forty-five thousand, five hundred fifty-two".