55229684 has 6 divisors (see below), whose sum is σ = 96651954. Its totient is φ = 27614840.

The previous prime is 55229677. The next prime is 55229701. The reversal of 55229684 is 48692255.

It can be written as a sum of positive squares in only one way, i.e., 41242084 + 13987600 = 6422^2 + 3740^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6903707 + ... + 6903714.

It is an arithmetic number, because the mean of its divisors is an integer number (16108659).

Almost surely, 2^55229684 is an apocalyptic number.

It is an amenable number.

55229684 is a deficient number, since it is larger than the sum of its proper divisors (41422270).

55229684 is a wasteful number, since it uses less digits than its factorization.

55229684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13807425 (or 13807423 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 55229684 is about 7431.6676459594. The cubic root of 55229684 is about 380.8238910728.

The spelling of 55229684 in words is "fifty-five million, two hundred twenty-nine thousand, six hundred eighty-four".