54459252 has 36 divisors (see below), whose sum is σ = 138254116. Its totient is φ = 18074880.

The previous prime is 54459233. The next prime is 54459253. The reversal of 54459252 is 25295445.

It can be written as a sum of positive squares in 2 ways, for example, as 48525156 + 5934096 = 6966^2 + 2436^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54459253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5538 + ... + 11814.

Almost surely, 2^54459252 is an apocalyptic number.

It is an amenable number.

54459252 is an abundant number, since it is smaller than the sum of its proper divisors (83794864).

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

54459252 is a wasteful number, since it uses less digits than its factorization.

54459252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528 (or 6523 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 54459252 is about 7379.6512112701. The cubic root of 54459252 is about 379.0448124529.

It can be divided in two parts, 544592 and 52, that added together give a square (544644 = 738²).

The spelling of 54459252 in words is "fifty-four million, four hundred fifty-nine thousand, two hundred fifty-two".