55182946 has 32 divisors (see below), whose sum is σ = 102469248. Its totient is φ = 21703680.

The previous prime is 55182893. The next prime is 55182961. The reversal of 55182946 is 64928155.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 55182899 and 55182908.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34341 + ... + 35911.

It is an arithmetic number, because the mean of its divisors is an integer number (3202164).

Almost surely, 2^55182946 is an apocalyptic number.

55182946 is a deficient number, since it is larger than the sum of its proper divisors (47286302).

55182946 is a wasteful number, since it uses less digits than its factorization.

55182946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786.

The product of its digits is 86400, while the sum is 40.

The square root of 55182946 is about 7428.5224641243. The cubic root of 55182946 is about 380.7164369596.

It can be divided in two parts, 5518 and 2946, that added together give a square (8464 = 92²).

The spelling of 55182946 in words is "fifty-five million, one hundred eighty-two thousand, nine hundred forty-six".