55385232 has 40 divisors (see below), whose sum is σ = 163519296. Its totient is φ = 15824256.

The previous prime is 55385207. The next prime is 55385243. The reversal of 55385232 is 23258355.

It is a junction number, because it is equal to n+sod(n) for n = 55385193 and 55385202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82083 + ... + 82754.

Almost surely, 2^55385232 is an apocalyptic number.

It is an amenable number.

55385232 is an abundant number, since it is smaller than the sum of its proper divisors (108134064).

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

55385232 is a wasteful number, since it uses less digits than its factorization.

55385232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164855 (or 164849 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 55385232 is about 7442.1255028386. The cubic root of 55385232 is about 381.1810714051.

The spelling of 55385232 in words is "fifty-five million, three hundred eighty-five thousand, two hundred thirty-two".