213603056 has 10 divisors (see below), whose sum is σ = 413855952. Its totient is φ = 106801520.

The previous prime is 213603041. The next prime is 213603097. The reversal of 213603056 is 650306312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6675080 + ... + 6675111.

Almost surely, 2^213603056 is an apocalyptic number.

It is an amenable number.

213603056 is a deficient number, since it is larger than the sum of its proper divisors (200252896).

213603056 is a wasteful number, since it uses less digits than its factorization.

213603056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13350199 (or 13350193 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 213603056 is about 14615.1652744675. The cubic root of 213603056 is about 597.7723469127.

Adding to 213603056 its reverse (650306312), we get a palindrome (863909368).

The spelling of 213603056 in words is "two hundred thirteen million, six hundred three thousand, fifty-six".