260244740 has 24 divisors (see below), whose sum is σ = 624587712. Its totient is φ = 89226720.

The previous prime is 260244737. The next prime is 260244769. The reversal of 260244740 is 47442062.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929306 + ... + 929585.

It is an arithmetic number, because the mean of its divisors is an integer number (26024488).

Almost surely, 2^260244740 is an apocalyptic number.

260244740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260244740 is an abundant number, since it is smaller than the sum of its proper divisors (364342972).

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

260244740 is a wasteful number, since it uses less digits than its factorization.

260244740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858907 (or 1858905 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 260244740 is about 16132.1027767616. The cubic root of 260244740 is about 638.4506304288.

The spelling of 260244740 in words is "two hundred sixty million, two hundred forty-four thousand, seven hundred forty".