213820098 has 32 divisors (see below), whose sum is σ = 447334272. Its totient is φ = 68006400.

The previous prime is 213820063. The next prime is 213820183. The reversal of 213820098 is 890028312.

213820098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 61938 + ... + 65298.

It is an arithmetic number, because the mean of its divisors is an integer number (13979196).

Almost surely, 2^213820098 is an apocalyptic number.

213820098 is an abundant number, since it is smaller than the sum of its proper divisors (233514174).

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

213820098 is a wasteful number, since it uses less digits than its factorization.

213820098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 213820098 is about 14622.5886217181. The cubic root of 213820098 is about 597.9747438094.

The spelling of 213820098 in words is "two hundred thirteen million, eight hundred twenty thousand, ninety-eight".