53559044 has 96 divisors (see below), whose sum is σ = 126717696. Its totient is φ = 19169280.

The previous prime is 53559031. The next prime is 53559049. The reversal of 53559044 is 44095535.

It is a junction number, because it is equal to n+sod(n) for n = 53558995 and 53559013.

It is not an unprimeable number, because it can be changed into a prime (53559049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277412 + ... + 277604.

It is an arithmetic number, because the mean of its divisors is an integer number (1319976).

Almost surely, 2^53559044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53559044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63358848).

53559044 is an abundant number, since it is smaller than the sum of its proper divisors (73158652).

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

53559044 is a wasteful number, since it uses less digits than its factorization.

53559044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 53559044 is about 7318.4044709212. The cubic root of 53559044 is about 376.9446688984.

The spelling of 53559044 in words is "fifty-three million, five hundred fifty-nine thousand, forty-four".