260214864 has 160 divisors (see below), whose sum is σ = 848112384. Its totient is φ = 66908160.

The previous prime is 260214859. The next prime is 260214881. The reversal of 260214864 is 468412062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178362 + ... + 179814.

Almost surely, 2^260214864 is an apocalyptic number.

260214864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260214864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424056192).

260214864 is an abundant number, since it is smaller than the sum of its proper divisors (587897520).

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

260214864 is a wasteful number, since it uses less digits than its factorization.

260214864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525 (or 1519 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 260214864 is about 16131.1767704653. The cubic root of 260214864 is about 638.4261981950.

The spelling of 260214864 in words is "two hundred sixty million, two hundred fourteen thousand, eight hundred sixty-four".