242492 has 6 divisors (see below), whose sum is σ = 424368. Its totient is φ = 121244.

The previous prime is 242491. The next prime is 242509. The reversal of 242492 is 294242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242491) by changing a digit.

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 as a sum of consecutive naturals, namely, 30308 + ... + 30315.

It is an arithmetic number, because the mean of its divisors is an integer number (70728).

2²⁴²⁴⁹² is an apocalyptic number.

It is an amenable number.

242492 is a deficient number, since it is larger than the sum of its proper divisors (181876).

242492 is a wasteful number, since it uses less digits than its factorization.

242492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60627 (or 60625 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 242492 is about 492.4347672535. The cubic root of 242492 is about 62.3589994742.

The spelling of 242492 in words is "two hundred forty-two thousand, four hundred ninety-two".