55115324 has 24 divisors (see below), whose sum is σ = 105426048. Its totient is φ = 25003440.

The previous prime is 55115323. The next prime is 55115329. The reversal of 55115324 is 42351155.

It is a junction number, because it is equal to n+sod(n) for n = 55115293 and 55115302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55115323) 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, 31127 + ... + 32849.

It is an arithmetic number, because the mean of its divisors is an integer number (4392752).

Almost surely, 2^55115324 is an apocalyptic number.

It is an amenable number.

55115324 is a deficient number, since it is larger than the sum of its proper divisors (50310724).

55115324 is a wasteful number, since it uses less digits than its factorization.

55115324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465 (or 2463 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 55115324 is about 7423.9695581272. The cubic root of 55115324 is about 380.5608615390.

Adding to 55115324 its reverse (42351155), we get a palindrome (97466479).

The spelling of 55115324 in words is "fifty-five million, one hundred fifteen thousand, three hundred twenty-four".