54526240 has 24 divisors (see below), whose sum is σ = 128818620. Its totient is φ = 21810432.

The previous prime is 54526223. The next prime is 54526247. The reversal of 54526240 is 4262545.

It can be written as a sum of positive squares in 2 ways, for example, as 50637456 + 3888784 = 7116^2 + 1972^2 .

It is a super-2 number, since 2×54526240² = 5946221697075200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54526199 and 54526208.

It is not an unprimeable number, because it can be changed into a prime (54526247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170235 + ... + 170554.

Almost surely, 2^54526240 is an apocalyptic number.

It is an amenable number.

54526240 is an abundant number, since it is smaller than the sum of its proper divisors (74292380).

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

54526240 is a wasteful number, since it uses less digits than its factorization.

54526240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340804 (or 340796 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 54526240 is about 7384.1885133033. The cubic root of 54526240 is about 379.2001643848.

Adding to 54526240 its reverse (4262545), we get a palindrome (58788785).

The spelling of 54526240 in words is "fifty-four million, five hundred twenty-six thousand, two hundred forty".