212073158 has 16 divisors (see below), whose sum is σ = 349332480. Its totient is φ = 95757000.

The previous prime is 212073151. The next prime is 212073187. The reversal of 212073158 is 851370212.

It is a self number, because there is not a number n which added to its sum of digits gives 212073158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212073151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28598 + ... + 35241.

It is an arithmetic number, because the mean of its divisors is an integer number (21833280).

Almost surely, 2^212073158 is an apocalyptic number.

212073158 is a deficient number, since it is larger than the sum of its proper divisors (137259322).

212073158 is a wasteful number, since it uses less digits than its factorization.

212073158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64003.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 212073158 is about 14562.7318178974. The cubic root of 212073158 is about 596.3417761795.

The spelling of 212073158 in words is "two hundred twelve million, seventy-three thousand, one hundred fifty-eight".