53032590 has 128 divisors (see below), whose sum is σ = 157852800. Its totient is φ = 12579840.

The previous prime is 53032589. The next prime is 53032627. The reversal of 53032590 is 9523035.

53032590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 101530 + ... + 102050.

It is an arithmetic number, because the mean of its divisors is an integer number (1233225).

Almost surely, 2^53032590 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53032590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78926400).

53032590 is an abundant number, since it is smaller than the sum of its proper divisors (104820210).

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

53032590 is a wasteful number, since it uses less digits than its factorization.

53032590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 53032590 is about 7282.3478356915. The cubic root of 53032590 is about 375.7055516923.

The spelling of 53032590 in words is "fifty-three million, thirty-two thousand, five hundred ninety".