210384164 has 6 divisors (see below), whose sum is σ = 368172294. Its totient is φ = 105192080.

The previous prime is 210384157. The next prime is 210384179. The reversal of 210384164 is 461483012.

It can be written as a sum of positive squares in only one way, i.e., 202777600 + 7606564 = 14240^2 + 2758^2 .

It is a super-2 number, since 2×210384164² = 88522992923957792, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 26298017 + ... + 26298024.

It is an arithmetic number, because the mean of its divisors is an integer number (61362049).

Almost surely, 2^210384164 is an apocalyptic number.

It is an amenable number.

210384164 is a deficient number, since it is larger than the sum of its proper divisors (157788130).

210384164 is a wasteful number, since it uses less digits than its factorization.

210384164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52596045 (or 52596043 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 210384164 is about 14504.6256070262. The cubic root of 210384164 is about 594.7544254097.

The spelling of 210384164 in words is "two hundred ten million, three hundred eighty-four thousand, one hundred sixty-four".