54403488 has 120 divisors (see below), whose sum is σ = 162217440. Its totient is φ = 17884800.

The previous prime is 54403421. The next prime is 54403499. The reversal of 54403488 is 88430445.

54403488 is a `hidden beast` number, since 544 + 0 + 34 + 88 = 666.

It is a super-2 number, since 2×54403488² = 5919479013132288, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 360213 + ... + 360363.

It is an arithmetic number, because the mean of its divisors is an integer number (1351812).

Almost surely, 2^54403488 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 54403488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81108720).

54403488 is an abundant number, since it is smaller than the sum of its proper divisors (107813952).

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

54403488 is a wasteful number, since it uses less digits than its factorization.

54403488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 54403488 is about 7375.8720162432. The cubic root of 54403488 is about 378.9153929160.

The spelling of 54403488 in words is "fifty-four million, four hundred three thousand, four hundred eighty-eight".