260570005 has 8 divisors (see below), whose sum is σ = 314492472. Its totient is φ = 207250368.

The previous prime is 260569997. The next prime is 260570029. The reversal of 260570005 is 500075062.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12916836 + 247653169 = 3594^2 + 15737^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260570005 - 2³ = 260569997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149754 + ... + 151483.

It is an arithmetic number, because the mean of its divisors is an integer number (39311559).

Almost surely, 2^260570005 is an apocalyptic number.

It is an amenable number.

260570005 is a deficient number, since it is larger than the sum of its proper divisors (53922467).

260570005 is a wasteful number, since it uses less digits than its factorization.

260570005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301415.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 260570005 is about 16142.1809245219. The cubic root of 260570005 is about 638.7165073207.

The spelling of 260570005 in words is "two hundred sixty million, five hundred seventy thousand, five".