261175468 has 6 divisors (see below), whose sum is σ = 457057076. Its totient is φ = 130587732.

The previous prime is 261175457. The next prime is 261175487. The reversal of 261175468 is 864571162.

261175468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 261175468.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32646930 + ... + 32646937.

Almost surely, 2^261175468 is an apocalyptic number.

It is an amenable number.

261175468 is a deficient number, since it is larger than the sum of its proper divisors (195881608).

261175468 is a wasteful number, since it uses less digits than its factorization.

261175468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65293871 (or 65293869 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 261175468 is about 16160.9241072409. The cubic root of 261175468 is about 639.2108339420.

The spelling of 261175468 in words is "two hundred sixty-one million, one hundred seventy-five thousand, four hundred sixty-eight".