260967616 has 56 divisors (see below), whose sum is σ = 637377440. Its totient is φ = 103237632.

The previous prime is 260967611. The next prime is 260967617. The reversal of 260967616 is 616769062.

It is a tau number, because it is divible by the number of its divisors (56).

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (260967611) 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, 16581 + ... + 28228.

It is an arithmetic number, because the mean of its divisors is an integer number (11381740).

Almost surely, 2^260967616 is an apocalyptic number.

260967616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

260967616 is an abundant number, since it is smaller than the sum of its proper divisors (376409824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260967616 is a wasteful number, since it uses less digits than its factorization.

260967616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44841 (or 44831 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 260967616 is about 16154.4921306737. The cubic root of 260967616 is about 639.0412206268.

It can be divided in two parts, 2609 and 67616, that added together give a square (70225 = 265²).

The spelling of 260967616 in words is "two hundred sixty million, nine hundred sixty-seven thousand, six hundred sixteen".