260391084 has 24 divisors (see below), whose sum is σ = 608422080. Its totient is φ = 86676624.

The previous prime is 260391083. The next prime is 260391097. The reversal of 260391084 is 480193062.

It is not an unprimeable number, because it can be changed into a prime (260391083) 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, 5814 + ... + 23549.

It is an arithmetic number, because the mean of its divisors is an integer number (25350920).

Almost surely, 2^260391084 is an apocalyptic number.

It is an amenable number.

260391084 is an abundant number, since it is smaller than the sum of its proper divisors (348030996).

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

260391084 is a wasteful number, since it uses less digits than its factorization.

260391084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30109 (or 30107 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 260391084 is about 16136.6379397940. The cubic root of 260391084 is about 638.5702817885.

The spelling of 260391084 in words is "two hundred sixty million, three hundred ninety-one thousand, eighty-four".