54115624 has 32 divisors (see below), whose sum is σ = 111148200. Its totient is φ = 24586240.

The previous prime is 54115609. The next prime is 54115627. The reversal of 54115624 is 42651145.

It can be written as a sum of positive squares in 4 ways, for example, as 46376100 + 7739524 = 6810^2 + 2782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54115592 and 54115601.

It is not an unprimeable number, because it can be changed into a prime (54115627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917 + ... + 10804.

Almost surely, 2^54115624 is an apocalyptic number.

It is an amenable number.

54115624 is an abundant number, since it is smaller than the sum of its proper divisors (57032576).

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

54115624 is a wasteful number, since it uses less digits than its factorization.

54115624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13773 (or 13769 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 54115624 is about 7356.3322382829. The cubic root of 54115624 is about 378.2458950816.

Adding to 54115624 its reverse (42651145), we get a palindrome (96766769).

The spelling of 54115624 in words is "fifty-four million, one hundred fifteen thousand, six hundred twenty-four".