260944004 has 12 divisors (see below), whose sum is σ = 461174028. Its totient is φ = 129180000.

The previous prime is 260943997. The next prime is 260944027. The reversal of 260944004 is 400449062.

It can be written as a sum of positive squares in 2 ways, for example, as 134606404 + 126337600 = 11602^2 + 11240^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 322547 + ... + 323354.

It is an arithmetic number, because the mean of its divisors is an integer number (38431169).

Almost surely, 2^260944004 is an apocalyptic number.

It is an amenable number.

260944004 is a deficient number, since it is larger than the sum of its proper divisors (200230024).

260944004 is a wasteful number, since it uses less digits than its factorization.

260944004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646006 (or 646004 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 260944004 is about 16153.7612957478. The cubic root of 260944004 is about 639.0219468479.

The spelling of 260944004 in words is "two hundred sixty million, nine hundred forty-four thousand, four".