210013404 has 12 divisors (see below), whose sum is σ = 490031304. Its totient is φ = 70004464.

The previous prime is 210013399. The next prime is 210013417. The reversal of 210013404 is 404310012.

210013404 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

210013404 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8750547 + ... + 8750570.

It is an arithmetic number, because the mean of its divisors is an integer number (40835942).

Almost surely, 2^210013404 is an apocalyptic number.

It is an amenable number.

210013404 is an abundant number, since it is smaller than the sum of its proper divisors (280017900).

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

210013404 is a wasteful number, since it uses less digits than its factorization.

210013404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17501124 (or 17501122 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 210013404 is about 14491.8392207477. The cubic root of 210013404 is about 594.4048414088.

Adding to 210013404 its reverse (404310012), we get a palindrome (614323416).

The spelling of 210013404 in words is "two hundred ten million, thirteen thousand, four hundred four".