260243004 has 48 divisors (see below), whose sum is σ = 734807808. Its totient is φ = 69980928.

The previous prime is 260242967. The next prime is 260243017. The reversal of 260243004 is 400342062.

It is a super-2 number, since 2×260243004² = 135452842261888032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89694 + ... + 92549.

It is an arithmetic number, because the mean of its divisors is an integer number (15308496).

Almost surely, 2^260243004 is an apocalyptic number.

It is an amenable number.

260243004 is an abundant number, since it is smaller than the sum of its proper divisors (474564804).

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

260243004 is a wasteful number, since it uses less digits than its factorization.

260243004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182274 (or 182272 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 260243004 is about 16132.0489709150. The cubic root of 260243004 is about 638.4492108000.

Adding to 260243004 its reverse (400342062), we get a palindrome (660585066).

The spelling of 260243004 in words is "two hundred sixty million, two hundred forty-three thousand, four".