555492 has 48 divisors (see below), whose sum is σ = 1572480. Its totient is φ = 148992.

The previous prime is 555491. The next prime is 555521. The reversal of 555492 is 294555.

It is a happy number.

555492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (555491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234 + ... + 1622.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2⁵⁵⁵⁴⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (786240).

555492 is an abundant number, since it is smaller than the sum of its proper divisors (1016988).

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

555492 is a wasteful number, since it uses less digits than its factorization.

555492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420 (or 418 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 555492 is about 745.3133569177. The cubic root of 555492 is about 82.2039341952.

The spelling of 555492 in words is "five hundred fifty-five thousand, four hundred ninety-two".