53450544 has 40 divisors (see below), whose sum is σ = 157807360. Its totient is φ = 15271488.

The previous prime is 53450539. The next prime is 53450557. The reversal of 53450544 is 44505435.

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, 79204 + ... + 79875.

It is an arithmetic number, because the mean of its divisors is an integer number (3945184).

Almost surely, 2^53450544 is an apocalyptic number.

It is an amenable number.

53450544 is an abundant number, since it is smaller than the sum of its proper divisors (104356816).

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

53450544 is a wasteful number, since it uses less digits than its factorization.

53450544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159097 (or 159091 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 53450544 is about 7310.9878949428. The cubic root of 53450544 is about 376.6899584452.

Adding to 53450544 its reverse (44505435), we get a palindrome (97955979).

The spelling of 53450544 in words is "fifty-three million, four hundred fifty thousand, five hundred forty-four".