261468242 has 8 divisors (see below), whose sum is σ = 448231296. Its totient is φ = 112057812.

The previous prime is 261468241. The next prime is 261468247. The reversal of 261468242 is 242864162.

261468242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (261468241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9338138 + ... + 9338165.

It is an arithmetic number, because the mean of its divisors is an integer number (56028912).

Almost surely, 2^261468242 is an apocalyptic number.

261468242 is a deficient number, since it is larger than the sum of its proper divisors (186763054).

261468242 is a wasteful number, since it uses less digits than its factorization.

261468242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18676312.

The product of its digits is 36864, while the sum is 35.

The square root of 261468242 is about 16169.9796536669. The cubic root of 261468242 is about 639.4495935123.

The spelling of 261468242 in words is "two hundred sixty-one million, four hundred sixty-eight thousand, two hundred forty-two".