260946531 has 12 divisors (see below), whose sum is σ = 379454400. Its totient is φ = 172795920.

The previous prime is 260946479. The next prime is 260946541. The reversal of 260946531 is 135649062.

It is a happy number.

260946531 is a `hidden beast` number, since 2 + 609 + 46 + 5 + 3 + 1 = 666.

It is not a de Polignac number, because 260946531 - 2⁶ = 260946467 is a prime.

It is a super-2 number, since 2×260946531² = 136186184081867922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260946541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95955 + ... + 98636.

It is an arithmetic number, because the mean of its divisors is an integer number (31621200).

Almost surely, 2^260946531 is an apocalyptic number.

260946531 is a deficient number, since it is larger than the sum of its proper divisors (118507869).

260946531 is a wasteful number, since it uses less digits than its factorization.

260946531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194746 (or 194743 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 260946531 is about 16153.8395126360. The cubic root of 260946531 is about 639.0240096190.

The spelling of 260946531 in words is "two hundred sixty million, nine hundred forty-six thousand, five hundred thirty-one".