262116560 has 20 divisors (see below), whose sum is σ = 609421188. Its totient is φ = 104846592.

The previous prime is 262116541. The next prime is 262116599. The reversal of 262116560 is 65611262.

It can be written as a sum of positive squares in 2 ways, for example, as 107661376 + 154455184 = 10376^2 + 12428^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638149 + ... + 1638308.

Almost surely, 2^262116560 is an apocalyptic number.

262116560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

262116560 is an abundant number, since it is smaller than the sum of its proper divisors (347304628).

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

262116560 is a wasteful number, since it uses less digits than its factorization.

262116560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276470 (or 3276464 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 262116560 is about 16190.0142062940. The cubic root of 262116560 is about 639.9776684916.

The spelling of 262116560 in words is "two hundred sixty-two million, one hundred sixteen thousand, five hundred sixty".