55492 has 6 divisors (see below), whose sum is σ = 97118. Its totient is φ = 27744.

The previous prime is 55487. The next prime is 55501. The reversal of 55492 is 29455.

It can be written as a sum of positive squares in only one way, i.e., 46656 + 8836 = 216^2 + 94^2 .

It is an Ulam number.

It is an unprimeable number.

55492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6933 + ... + 6940.

2⁵⁵⁴⁹² is an apocalyptic number.

It is an amenable number.

55492 is a deficient number, since it is larger than the sum of its proper divisors (41626).

55492 is a wasteful number, since it uses less digits than its factorization.

55492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13877 (or 13875 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 55492 is about 235.5674001215. The cubic root of 55492 is about 38.1425852764.

It can be divided in two parts, 554 and 92, that added together give a palindrome (646).

The spelling of 55492 in words is "fifty-five thousand, four hundred ninety-two".