207242 has 16 divisors (see below), whose sum is σ = 361152. Its totient is φ = 87360.

The previous prime is 207241. The next prime is 207257. The reversal of 207242 is 242702.

It is a self number, because there is not a number n which added to its sum of digits gives 207242.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 207242.

It is not an unprimeable number, because it can be changed into a prime (207241) 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, 1517 + ... + 1647.

It is an arithmetic number, because the mean of its divisors is an integer number (22572).

2²⁰⁷²⁴² is an apocalyptic number.

207242 is a deficient number, since it is larger than the sum of its proper divisors (153910).

207242 is a wasteful number, since it uses less digits than its factorization.

207242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 207242 is about 455.2383990834. The cubic root of 207242 is about 59.1778602992.

Adding to 207242 its reverse (242702), we get a palindrome (449944).

The spelling of 207242 in words is "two hundred seven thousand, two hundred forty-two", and thus it is an iban number.