54256525 has 6 divisors (see below), whose sum is σ = 67278122. Its totient is φ = 43405200.

The previous prime is 54256513. The next prime is 54256529. The reversal of 54256525 is 52565245.

It can be written as a sum of positive squares in 3 ways, for example, as 8369449 + 45887076 = 2893^2 + 6774^2 .

It is not a de Polignac number, because 54256525 - 2¹¹ = 54254477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54256529) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1085106 + ... + 1085155.

Almost surely, 2^54256525 is an apocalyptic number.

It is an amenable number.

54256525 is a deficient number, since it is larger than the sum of its proper divisors (13021597).

54256525 is a wasteful number, since it uses less digits than its factorization.

54256525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170271 (or 2170266 counting only the distinct ones).

The product of its digits is 60000, while the sum is 34.

The square root of 54256525 is about 7365.9028638722. The cubic root of 54256525 is about 378.5738905399.

The spelling of 54256525 in words is "fifty-four million, two hundred fifty-six thousand, five hundred twenty-five".