54403725 has 24 divisors (see below), whose sum is σ = 90213472. Its totient is φ = 28929600.

The previous prime is 54403709. The next prime is 54403787. The reversal of 54403725 is 52730445.

54403725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54403725 - 2⁴ = 54403709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54403692 and 54403701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30714 + ... + 32436.

Almost surely, 2^54403725 is an apocalyptic number.

It is an amenable number.

54403725 is a deficient number, since it is larger than the sum of its proper divisors (35809747).

54403725 is a wasteful number, since it uses less digits than its factorization.

54403725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157 (or 2152 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 54403725 is about 7375.8880821227. Note that the first 3 decimals coincide. The cubic root of 54403725 is about 378.9159431431.

The spelling of 54403725 in words is "fifty-four million, four hundred three thousand, seven hundred twenty-five".