213353606 has 4 divisors (see below), whose sum is σ = 320030412. Its totient is φ = 106676802.

The previous prime is 213353593. The next prime is 213353611. The reversal of 213353606 is 606353312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×213353606² = 91039522386406472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53338400 + ... + 53338403.

It is an arithmetic number, because the mean of its divisors is an integer number (80007603).

Almost surely, 2^213353606 is an apocalyptic number.

213353606 is a deficient number, since it is larger than the sum of its proper divisors (106676806).

213353606 is a wasteful number, since it uses less digits than its factorization.

213353606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106676805.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 213353606 is about 14606.6288376203. The cubic root of 213353606 is about 597.5395593632.

The spelling of 213353606 in words is "two hundred thirteen million, three hundred fifty-three thousand, six hundred six".