54547425 has 84 divisors (see below), whose sum is σ = 105308364. Its totient is φ = 27993600.

The previous prime is 54547417. The next prime is 54547429. The reversal of 54547425 is 52474545.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 7884864 + 46662561 = 2808^2 + 6831^2 .

It is not a de Polignac number, because 54547425 - 2³ = 54547417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54547425.

It is not an unprimeable number, because it can be changed into a prime (54547429) by changing a digit.

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 83 ways as a sum of consecutive naturals, for example, 747189 + ... + 747261.

It is an arithmetic number, because the mean of its divisors is an integer number (1253671).

Almost surely, 2^54547425 is an apocalyptic number.

It is an amenable number.

54547425 is a deficient number, since it is larger than the sum of its proper divisors (50760939).

54547425 is an equidigital number, since it uses as much as digits as its factorization.

54547425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 122 counting only the distinct ones).

The product of its digits is 112000, while the sum is 36.

The square root of 54547425 is about 7385.6228579586. The cubic root of 54547425 is about 379.2492680537.

The spelling of 54547425 in words is "fifty-four million, five hundred forty-seven thousand, four hundred twenty-five".