260747844 has 48 divisors (see below), whose sum is σ = 697151616. Its totient is φ = 74304000.

The previous prime is 260747833. The next prime is 260747881. The reversal of 260747844 is 448747062.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 260747796 and 260747805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29814 + ... + 37554.

It is an arithmetic number, because the mean of its divisors is an integer number (14523992).

Almost surely, 2^260747844 is an apocalyptic number.

It is an amenable number.

260747844 is an abundant number, since it is smaller than the sum of its proper divisors (436403772).

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

260747844 is a wasteful number, since it uses less digits than its factorization.

260747844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8156 (or 8154 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 260747844 is about 16147.6885033122. The cubic root of 260747844 is about 638.8617822579.

The spelling of 260747844 in words is "two hundred sixty million, seven hundred forty-seven thousand, eight hundred forty-four".