213356066 has 16 divisors (see below), whose sum is σ = 399003840. Its totient is φ = 83125680.

The previous prime is 213356053. The next prime is 213356071. The reversal of 213356066 is 660653312.

213356066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 692561 + ... + 692868.

It is an arithmetic number, because the mean of its divisors is an integer number (24937740).

Almost surely, 2^213356066 is an apocalyptic number.

213356066 is a deficient number, since it is larger than the sum of its proper divisors (185647774).

213356066 is a wasteful number, since it uses less digits than its factorization.

213356066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385449.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 213356066 is about 14606.7130457198. The cubic root of 213356066 is about 597.5418559289.

The spelling of 213356066 in words is "two hundred thirteen million, three hundred fifty-six thousand, sixty-six".