242001 has 8 divisors (see below), whose sum is σ = 358560. Its totient is φ = 161316.

The previous prime is 241993. The next prime is 242009. The reversal of 242001 is 100242.

242001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (241993) and next prime (242009).

It is not a de Polignac number, because 242001 - 2³ = 241993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (242009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4455 + ... + 4508.

It is an arithmetic number, because the mean of its divisors is an integer number (44820).

2²⁴²⁰⁰¹ is an apocalyptic number.

It is an amenable number.

242001 is a deficient number, since it is larger than the sum of its proper divisors (116559).

242001 is an equidigital number, since it uses as much as digits as its factorization.

242001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8972 (or 8966 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 242001 is about 491.9359714434. The cubic root of 242001 is about 62.3168826794.

Adding to 242001 its reverse (100242), we get a palindrome (342243).

It can be divided in two parts, 24 and 2001, that added together give a square (2025 = 45²).

The spelling of 242001 in words is "two hundred forty-two thousand, one", and thus it is an iban number.