260087613 has 32 divisors (see below), whose sum is σ = 368885760. Its totient is φ = 162751680.

The previous prime is 260087609. The next prime is 260087617. The reversal of 260087613 is 316780062.

It is an interprime number because it is at equal distance from previous prime (260087609) and next prime (260087617).

It is not a de Polignac number, because 260087613 - 2² = 260087609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260087617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 686058 + ... + 686436.

It is an arithmetic number, because the mean of its divisors is an integer number (11527680).

Almost surely, 2^260087613 is an apocalyptic number.

It is an amenable number.

260087613 is a deficient number, since it is larger than the sum of its proper divisors (108798147).

260087613 is a wasteful number, since it uses less digits than its factorization.

260087613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 260087613 is about 16127.2320315670. The cubic root of 260087613 is about 638.3221129052.

The spelling of 260087613 in words is "two hundred sixty million, eighty-seven thousand, six hundred thirteen".