213341004 has 18 divisors (see below), whose sum is σ = 539278740. Its totient is φ = 71113656.

The previous prime is 213340969. The next prime is 213341027. The reversal of 213341004 is 400143312.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2963034 + ... + 2963105.

It is an arithmetic number, because the mean of its divisors is an integer number (29959930).

Almost surely, 2^213341004 is an apocalyptic number.

It is an amenable number.

213341004 is an abundant number, since it is smaller than the sum of its proper divisors (325937736).

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

213341004 is a wasteful number, since it uses less digits than its factorization.

213341004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926149 (or 5926144 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 213341004 is about 14606.1974517668. The cubic root of 213341004 is about 597.5277943222.

Adding to 213341004 its reverse (400143312), we get a palindrome (613484316).

The spelling of 213341004 in words is "two hundred thirteen million, three hundred forty-one thousand, four".