260344020 has 48 divisors (see below), whose sum is σ = 754104960. Its totient is φ = 67030656.

The previous prime is 260343997. The next prime is 260344027. The reversal of 260344020 is 20443062.

260344020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260344027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73072 + ... + 76551.

It is an arithmetic number, because the mean of its divisors is an integer number (15710520).

Almost surely, 2^260344020 is an apocalyptic number.

260344020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260344020 is an abundant number, since it is smaller than the sum of its proper divisors (493760940).

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

260344020 is a wasteful number, since it uses less digits than its factorization.

260344020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149664 (or 149662 counting only the distinct ones).

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

The square root of 260344020 is about 16135.1795775566. The cubic root of 260344020 is about 638.5318069911.

Adding to 260344020 its reverse (20443062), we get a palindrome (280787082).

The spelling of 260344020 in words is "two hundred sixty million, three hundred forty-four thousand, twenty".