52552750 has 32 divisors (see below), whose sum is σ = 101567232. Its totient is φ = 20340000.

The previous prime is 52552697. The next prime is 52552771. The reversal of 52552750 is 5725525.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4360 + ... + 11140.

It is an arithmetic number, because the mean of its divisors is an integer number (3173976).

Almost surely, 2^52552750 is an apocalyptic number.

52552750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52552750 is a deficient number, since it is larger than the sum of its proper divisors (49014482).

52552750 is a wasteful number, since it uses less digits than its factorization.

52552750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6829 (or 6819 counting only the distinct ones).

The product of its (nonzero) digits is 17500, while the sum is 31.

The square root of 52552750 is about 7249.3275550219. The cubic root of 52552750 is about 374.5689862771.

The spelling of 52552750 in words is "fifty-two million, five hundred fifty-two thousand, seven hundred fifty".