53423560 has 32 divisors (see below), whose sum is σ = 123455160. Its totient is φ = 20791296.

The previous prime is 53423551. The next prime is 53423567. The reversal of 53423560 is 6532435.

It can be written as a sum of positive squares in 4 ways, for example, as 44435556 + 8988004 = 6666^2 + 2998^2 .

It is not an unprimeable number, because it can be changed into a prime (53423567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16569 + ... + 19528.

Almost surely, 2^53423560 is an apocalyptic number.

It is an amenable number.

53423560 is an abundant number, since it is smaller than the sum of its proper divisors (70031600).

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

53423560 is a wasteful number, since it uses less digits than its factorization.

53423560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36145 (or 36141 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 53423560 is about 7309.1422205345. The cubic root of 53423560 is about 376.6265583245.

Adding to 53423560 its reverse (6532435), we get a palindrome (59955995).

The spelling of 53423560 in words is "fifty-three million, four hundred twenty-three thousand, five hundred sixty".