54203040 has 96 divisors (see below), whose sum is σ = 189725760. Its totient is φ = 14452992.

The previous prime is 54203003. The next prime is 54203081. The reversal of 54203040 is 4030245.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 15 ways as a sum of consecutive naturals, for example, 1954 + ... + 10593.

It is an arithmetic number, because the mean of its divisors is an integer number (1976310).

Almost surely, 2^54203040 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 54203040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94862880).

54203040 is an abundant number, since it is smaller than the sum of its proper divisors (135522720).

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

54203040 is a wasteful number, since it uses less digits than its factorization.

54203040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12571 (or 12557 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 54203040 is about 7362.2713886409. The cubic root of 54203040 is about 378.4494527784.

Adding to 54203040 its reverse (4030245), we get a palindrome (58233285).

The spelling of 54203040 in words is "fifty-four million, two hundred three thousand, forty".