213340004 has 24 divisors (see below), whose sum is σ = 396990720. Its totient is φ = 99967616.

The previous prime is 213339989. The next prime is 213340027. The reversal of 213340004 is 400043312.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9689 + ... + 22815.

It is an arithmetic number, because the mean of its divisors is an integer number (16541280).

Almost surely, 2^213340004 is an apocalyptic number.

It is an amenable number.

213340004 is a deficient number, since it is larger than the sum of its proper divisors (183650716).

213340004 is a wasteful number, since it uses less digits than its factorization.

213340004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13387 (or 13385 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 213340004 is about 14606.1632196823. The cubic root of 213340004 is about 597.5268607171.

Adding to 213340004 its reverse (400043312), we get a palindrome (613383316).

The spelling of 213340004 in words is "two hundred thirteen million, three hundred forty thousand, four".