55305324 has 36 divisors (see below), whose sum is σ = 140343840. Its totient is φ = 18363360.

The previous prime is 55305319. The next prime is 55305329. The reversal of 55305324 is 42350355.

55305324 = T₁₅₇ + T₁₅₈ + ... + T₆₉₄.

It is an interprime number because it is at equal distance from previous prime (55305319) and next prime (55305329).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (55305329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6829 + ... + 12539.

It is an arithmetic number, because the mean of its divisors is an integer number (3898440).

Almost surely, 2^55305324 is an apocalyptic number.

It is an amenable number.

55305324 is an abundant number, since it is smaller than the sum of its proper divisors (85038516).

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

55305324 is a wasteful number, since it uses less digits than its factorization.

55305324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5990 (or 5985 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 55305324 is about 7436.7549374710. The cubic root of 55305324 is about 380.9976646477.

Adding to 55305324 its reverse (42350355), we get a palindrome (97655679).

The spelling of 55305324 in words is "fifty-five million, three hundred five thousand, three hundred twenty-four".