260531026 has 16 divisors (see below), whose sum is σ = 447600384. Its totient is φ = 111412224.

The previous prime is 260531017. The next prime is 260531027. The reversal of 260531026 is 620135062.

It is a super-2 number, since 2×260531026² = 135752831017225352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260531027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13615 + ... + 26578.

It is an arithmetic number, because the mean of its divisors is an integer number (27975024).

Almost surely, 2^260531026 is an apocalyptic number.

260531026 is a deficient number, since it is larger than the sum of its proper divisors (187069358).

260531026 is a wasteful number, since it uses less digits than its factorization.

260531026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40665.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 260531026 is about 16140.9735146304. The cubic root of 260531026 is about 638.6846569264.

Adding to 260531026 its reverse (620135062), we get a palindrome (880666088).

The spelling of 260531026 in words is "two hundred sixty million, five hundred thirty-one thousand, twenty-six".