210080880 has 60 divisors (see below), whose sum is σ = 705524040. Its totient is φ = 56021376.

The previous prime is 210080839. The next prime is 210080921. The reversal of 210080880 is 88080012.

It is an interprime number because it is at equal distance from previous prime (210080839) and next prime (210080921).

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×210080880² = 88267952283148800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145170 + ... + 146609.

It is an arithmetic number, because the mean of its divisors is an integer number (11758734).

Almost surely, 2^210080880 is an apocalyptic number.

210080880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210080880 is an abundant number, since it is smaller than the sum of its proper divisors (495443160).

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

210080880 is a wasteful number, since it uses less digits than its factorization.

210080880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291798 (or 291789 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 210080880 is about 14494.1671026658. The cubic root of 210080880 is about 594.4684941180.

The spelling of 210080880 in words is "two hundred ten million, eighty thousand, eight hundred eighty".