260243667 has 24 divisors (see below), whose sum is σ = 410866560. Its totient is φ = 158019840.

The previous prime is 260243657. The next prime is 260243699. The reversal of 260243667 is 766342062.

It is a happy number.

260243667 is a `hidden beast` number, since 2 + 602 + 43 + 6 + 6 + 7 = 666.

It is not a de Polignac number, because 260243667 - 2⁶ = 260243603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260243657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22692 + ... + 32177.

It is an arithmetic number, because the mean of its divisors is an integer number (17119440).

Almost surely, 2^260243667 is an apocalyptic number.

260243667 is a deficient number, since it is larger than the sum of its proper divisors (150622893).

260243667 is a wasteful number, since it uses less digits than its factorization.

260243667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54923 (or 54920 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 260243667 is about 16132.0695200585. The cubic root of 260243667 is about 638.4497529746.

The spelling of 260243667 in words is "two hundred sixty million, two hundred forty-three thousand, six hundred sixty-seven".