53289544 has 32 divisors (see below), whose sum is σ = 124574400. Its totient is φ = 20761920.

The previous prime is 53289541. The next prime is 53289563. The reversal of 53289544 is 44598235.

It is a junction number, because it is equal to n+sod(n) for n = 53289497 and 53289506.

It is not an unprimeable number, because it can be changed into a prime (53289541) 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, 42639 + ... + 43870.

It is an arithmetic number, because the mean of its divisors is an integer number (3892950).

Almost surely, 2^53289544 is an apocalyptic number.

It is an amenable number.

53289544 is an abundant number, since it is smaller than the sum of its proper divisors (71284856).

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

53289544 is a wasteful number, since it uses less digits than its factorization.

53289544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86533 (or 86529 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 53289544 is about 7299.9687670565. The cubic root of 53289544 is about 376.3113649943.

The spelling of 53289544 in words is "fifty-three million, two hundred eighty-nine thousand, five hundred forty-four".