53589140 has 24 divisors (see below), whose sum is σ = 122768352. Its totient is φ = 19486880.

The previous prime is 53589121. The next prime is 53589157. The reversal of 53589140 is 4198535.

It is a self number, because there is not a number n which added to its sum of digits gives 53589140.

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, 121574 + ... + 122013.

It is an arithmetic number, because the mean of its divisors is an integer number (5115348).

Almost surely, 2^53589140 is an apocalyptic number.

It is an amenable number.

53589140 is an abundant number, since it is smaller than the sum of its proper divisors (69179212).

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

53589140 is a wasteful number, since it uses less digits than its factorization.

53589140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243607 (or 243605 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 53589140 is about 7320.4603680370. The cubic root of 53589140 is about 377.0152601665.

The spelling of 53589140 in words is "fifty-three million, five hundred eighty-nine thousand, one hundred forty".