53542530 has 24 divisors (see below), whose sum is σ = 139210812. Its totient is φ = 14277984.

The previous prime is 53542529. The next prime is 53542543. The reversal of 53542530 is 3524535.

53542530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 53450721 + 91809 = 7311^2 + 303^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53542494 and 53542503.

It is an unprimeable number.

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, 297369 + ... + 297548.

Almost surely, 2^53542530 is an apocalyptic number.

53542530 is an abundant number, since it is smaller than the sum of its proper divisors (85668282).

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

53542530 is a wasteful number, since it uses less digits than its factorization.

53542530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594930 (or 594927 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 53542530 is about 7317.2761325510. The cubic root of 53542530 is about 376.9059234710.

The spelling of 53542530 in words is "fifty-three million, five hundred forty-two thousand, five hundred thirty".