207842 has 8 divisors (see below), whose sum is σ = 330156. Its totient is φ = 97792.

The previous prime is 207833. The next prime is 207847. The reversal of 207842 is 248702.

207842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 201601 + 6241 = 449^2 + 79^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207847) by changing a digit.

207842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3023 + ... + 3090.

2²⁰⁷⁸⁴² is an apocalyptic number.

207842 is a deficient number, since it is larger than the sum of its proper divisors (122314).

207842 is a wasteful number, since it uses less digits than its factorization.

207842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6132.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 207842 is about 455.8969181734. The cubic root of 207842 is about 59.2349151839.

The spelling of 207842 in words is "two hundred seven thousand, eight hundred forty-two".