212064226 has 8 divisors (see below), whose sum is σ = 347014224. Its totient is φ = 96392820.

The previous prime is 212064217. The next prime is 212064247. The reversal of 212064226 is 622460212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212064226.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4819620 + ... + 4819663.

It is an arithmetic number, because the mean of its divisors is an integer number (43376778).

Almost surely, 2^212064226 is an apocalyptic number.

212064226 is a deficient number, since it is larger than the sum of its proper divisors (134949998).

212064226 is a wasteful number, since it uses less digits than its factorization.

212064226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9639296.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 212064226 is about 14562.4251414385. The cubic root of 212064226 is about 596.3334039121. Note that the first 3 decimals are identical.

The spelling of 212064226 in words is "two hundred twelve million, sixty-four thousand, two hundred twenty-six".