260464641 has 8 divisors (see below), whose sum is σ = 351188640. Its totient is φ = 171691872.

The previous prime is 260464637. The next prime is 260464651. The reversal of 260464641 is 146464062.

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

It is not a de Polignac number, because 260464641 - 2² = 260464637 is a prime.

It is a super-2 number, since 2×260464641² = 135683658422517762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260464601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487495 + ... + 488028.

It is an arithmetic number, because the mean of its divisors is an integer number (43898580).

Almost surely, 2^260464641 is an apocalyptic number.

It is an amenable number.

260464641 is a deficient number, since it is larger than the sum of its proper divisors (90723999).

260464641 is an equidigital number, since it uses as much as digits as its factorization.

260464641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975615.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 260464641 is about 16138.9169710982. The cubic root of 260464641 is about 638.6304053166.

The spelling of 260464641 in words is "two hundred sixty million, four hundred sixty-four thousand, six hundred forty-one".