212595106 has 4 divisors (see below), whose sum is σ = 318892662. Its totient is φ = 106297552.

The previous prime is 212595077. The next prime is 212595167. The reversal of 212595106 is 601595212.

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

It can be written as a sum of positive squares in only one way, i.e., 175324081 + 37271025 = 13241^2 + 6105^2 .

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53148775 + ... + 53148778.

Almost surely, 2^212595106 is an apocalyptic number.

212595106 is a deficient number, since it is larger than the sum of its proper divisors (106297556).

212595106 is a wasteful number, since it uses less digits than its factorization.

212595106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106297555.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 212595106 is about 14580.6414810872. The cubic root of 212595106 is about 596.8306081072.

The spelling of 212595106 in words is "two hundred twelve million, five hundred ninety-five thousand, one hundred six".