260564164 has 27 divisors (see below), whose sum is σ = 530894637. Its totient is φ = 111573504.

The previous prime is 260564149. The next prime is 260564189. The reversal of 260564164 is 461465062.

The square root of 260564164 is 16142.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 205922500 + 54641664 = 14350^2 + 7392^2 .

It is a super-2 number, since 2×260564164² = 135787367122037792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 225412 + ... + 226564.

Almost surely, 2^260564164 is an apocalyptic number.

260564164 is the 16142-nd square number.

It is an amenable number.

260564164 is an abundant number, since it is smaller than the sum of its proper divisors (270330473).

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

260564164 is an equidigital number, since it uses as much as digits as its factorization.

260564164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The cubic root of 260564164 is about 638.7117347441.

The spelling of 260564164 in words is "two hundred sixty million, five hundred sixty-four thousand, one hundred sixty-four".