260664330 has 32 divisors (see below), whose sum is σ = 626019264. Its totient is φ = 69463296.

The previous prime is 260664307. The next prime is 260664373. The reversal of 260664330 is 33466062.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83457 + ... + 86523.

It is an arithmetic number, because the mean of its divisors is an integer number (19563102).

Almost surely, 2^260664330 is an apocalyptic number.

260664330 is an abundant number, since it is smaller than the sum of its proper divisors (365354934).

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

260664330 is a wasteful number, since it uses less digits than its factorization.

260664330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5910.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 260664330 is about 16145.1023533454. The cubic root of 260664330 is about 638.7935687184.

The spelling of 260664330 in words is "two hundred sixty million, six hundred sixty-four thousand, three hundred thirty".