213598228 has 12 divisors (see below), whose sum is σ = 393470560. Its totient is φ = 101178072.

The previous prime is 213598223. The next prime is 213598249. The reversal of 213598228 is 822895312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213598223) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1405176 + ... + 1405327.

Almost surely, 2^213598228 is an apocalyptic number.

It is an amenable number.

213598228 is a deficient number, since it is larger than the sum of its proper divisors (179872332).

213598228 is a wasteful number, since it uses less digits than its factorization.

213598228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810526 (or 2810524 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 213598228 is about 14615.0001026343. Note that the first 3 decimals coincide. The cubic root of 213598228 is about 597.7678431278.

The spelling of 213598228 in words is "two hundred thirteen million, five hundred ninety-eight thousand, two hundred twenty-eight".