243061 has 8 divisors (see below), whose sum is σ = 299264. Its totient is φ = 192240.

The previous prime is 243031. The next prime is 243073. The reversal of 243061 is 160342.

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

It is a cyclic number.

It is not a de Polignac number, because 243061 - 2¹¹ = 241013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243011) 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, 1245 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (37408).

2²⁴³⁰⁶¹ is an apocalyptic number.

It is an amenable number.

243061 is a deficient number, since it is larger than the sum of its proper divisors (56203).

243061 is a wasteful number, since it uses less digits than its factorization.

243061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 243061 is about 493.0121702352. The cubic root of 243061 is about 62.4077358643.

The spelling of 243061 in words is "two hundred forty-three thousand, sixty-one".