212050342 has 24 divisors (see below), whose sum is σ = 373837464. Its totient is φ = 89937792.

The previous prime is 212050339. The next prime is 212050361. The reversal of 212050342 is 243050212.

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 in 11 ways as a sum of consecutive naturals, for example, 1648 + ... + 20659.

It is an arithmetic number, because the mean of its divisors is an integer number (15576561).

Almost surely, 2^212050342 is an apocalyptic number.

212050342 is a deficient number, since it is larger than the sum of its proper divisors (161787122).

212050342 is a wasteful number, since it uses less digits than its factorization.

212050342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22420 (or 22413 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 212050342 is about 14561.9484273225. The cubic root of 212050342 is about 596.3203895000.

The spelling of 212050342 in words is "two hundred twelve million, fifty thousand, three hundred forty-two".