260067247 has 4 divisors (see below), whose sum is σ = 283709736. Its totient is φ = 236424760.

The previous prime is 260067239. The next prime is 260067259. The reversal of 260067247 is 742760062.

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

It is not a de Polignac number, because 260067247 - 2³ = 260067239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260067947) 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, 11821228 + ... + 11821249.

It is an arithmetic number, because the mean of its divisors is an integer number (70927434).

Almost surely, 2^260067247 is an apocalyptic number.

260067247 is a deficient number, since it is larger than the sum of its proper divisors (23642489).

260067247 is a wasteful number, since it uses less digits than its factorization.

260067247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23642488.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 260067247 is about 16126.6006027309. The cubic root of 260067247 is about 638.3054513307.

The spelling of 260067247 in words is "two hundred sixty million, sixty-seven thousand, two hundred forty-seven".