260063217 has 24 divisors (see below), whose sum is σ = 390315744. Its totient is φ = 173039328.

The previous prime is 260063207. The next prime is 260063233. The reversal of 260063217 is 712360062.

It is a happy number.

260063217 is a `hidden beast` number, since 26 + 0 + 0 + 632 + 1 + 7 = 666.

It is not a de Polignac number, because 260063217 - 2⁴ = 260063201 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (260063207) 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, 231018 + ... + 232140.

It is an arithmetic number, because the mean of its divisors is an integer number (16263156).

Almost surely, 2^260063217 is an apocalyptic number.

260063217 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

260063217 is a deficient number, since it is larger than the sum of its proper divisors (130252527).

260063217 is an equidigital number, since it uses as much as digits as its factorization.

260063217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091 (or 2079 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 260063217 is about 16126.4756534092. The cubic root of 260063217 is about 638.3021542549.

The spelling of 260063217 in words is "two hundred sixty million, sixty-three thousand, two hundred seventeen".