260247242 has 4 divisors (see below), whose sum is σ = 390370866. Its totient is φ = 130123620.

The previous prime is 260247227. The next prime is 260247269. The reversal of 260247242 is 242742062.

It is a happy number.

260247242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 163047361 + 97199881 = 12769^2 + 9859^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65061809 + ... + 65061812.

Almost surely, 2^260247242 is an apocalyptic number.

260247242 is a deficient number, since it is larger than the sum of its proper divisors (130123624).

260247242 is a wasteful number, since it uses less digits than its factorization.

260247242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130123623.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 260247242 is about 16132.1803238124. The cubic root of 260247242 is about 638.4526764495.

The spelling of 260247242 in words is "two hundred sixty million, two hundred forty-seven thousand, two hundred forty-two".