52989550 has 24 divisors (see below), whose sum is σ = 101227896. Its totient is φ = 20622240.

The previous prime is 52989533. The next prime is 52989551. The reversal of 52989550 is 5598925.

52989550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52989497 and 52989506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52989551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12472 + ... + 16171.

It is an arithmetic number, because the mean of its divisors is an integer number (4217829).

Almost surely, 2^52989550 is an apocalyptic number.

52989550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52989550 is a deficient number, since it is larger than the sum of its proper divisors (48238346).

52989550 is a wasteful number, since it uses less digits than its factorization.

52989550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28692 (or 28687 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The square root of 52989550 is about 7279.3921449528. The cubic root of 52989550 is about 375.6038862609.

The spelling of 52989550 in words is "fifty-two million, nine hundred eighty-nine thousand, five hundred fifty".