260953920 has 112 divisors (see below), whose sum is σ = 920617920. Its totient is φ = 69585408.

The previous prime is 260953867. The next prime is 260953937. The reversal of 260953920 is 29359062.

260953920 is a `hidden beast` number, since 260 + 9 + 5 + 392 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6462 + ... + 23741.

Almost surely, 2^260953920 is an apocalyptic number.

260953920 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 260953920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (460308960).

260953920 is an abundant number, since it is smaller than the sum of its proper divisors (659664000).

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

260953920 is a wasteful number, since it uses less digits than its factorization.

260953920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30229 (or 30213 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 260953920 is about 16154.0682182539. The cubic root of 260953920 is about 639.0300411277.

The spelling of 260953920 in words is "two hundred sixty million, nine hundred fifty-three thousand, nine hundred twenty".