210421088 has 24 divisors (see below), whose sum is σ = 414590400. Its totient is φ = 105128320.

The previous prime is 210421073. The next prime is 210421151. The reversal of 210421088 is 880124012.

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 3 ways as a sum of consecutive naturals, for example, 75398 + ... + 78138.

It is an arithmetic number, because the mean of its divisors is an integer number (17274600).

Almost surely, 2^210421088 is an apocalyptic number.

It is an amenable number.

210421088 is a deficient number, since it is larger than the sum of its proper divisors (204169312).

210421088 is a wasteful number, since it uses less digits than its factorization.

210421088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150 (or 5142 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 210421088 is about 14505.8983865185. The cubic root of 210421088 is about 594.7892179964.

The spelling of 210421088 in words is "two hundred ten million, four hundred twenty-one thousand, eighty-eight".