213475304 has 16 divisors (see below), whose sum is σ = 457447200. Its totient is φ = 91489392.

The previous prime is 213475303. The next prime is 213475309. The reversal of 213475304 is 403574312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213475303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905974 + ... + 1906085.

It is an arithmetic number, because the mean of its divisors is an integer number (28590450).

Almost surely, 2^213475304 is an apocalyptic number.

It is an amenable number.

213475304 is an abundant number, since it is smaller than the sum of its proper divisors (243971896).

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

213475304 is a wasteful number, since it uses less digits than its factorization.

213475304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812072 (or 3812068 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 213475304 is about 14610.7940920403. The cubic root of 213475304 is about 597.6531509863.

The spelling of 213475304 in words is "two hundred thirteen million, four hundred seventy-five thousand, three hundred four".