260691200 has 324 divisors, whose sum is σ = 840967008. Its totient is φ = 77721600.

The previous prime is 260691173. The next prime is 260691217. The reversal of 260691200 is 2196062.

It is a self number, because there is not a number n which added to its sum of digits gives 260691200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11334389 + ... + 11334411.

Almost surely, 2^260691200 is an apocalyptic number.

260691200 is a gapful number since it is divisible by the number (20) 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 260691200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420483504).

260691200 is an abundant number, since it is smaller than the sum of its proper divisors (580275808).

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

260691200 is a wasteful number, since it uses less digits than its factorization.

260691200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 260691200 is about 16145.9344728015. The cubic root of 260691200 is about 638.8155175001.

The spelling of 260691200 in words is "two hundred sixty million, six hundred ninety-one thousand, two hundred".