212794924 has 12 divisors (see below), whose sum is σ = 385232400. Its totient is φ = 102728528.

The previous prime is 212794909. The next prime is 212794931. The reversal of 212794924 is 429497212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917104 + ... + 917335.

It is an arithmetic number, because the mean of its divisors is an integer number (32102700).

Almost surely, 2^212794924 is an apocalyptic number.

It is an amenable number.

212794924 is a deficient number, since it is larger than the sum of its proper divisors (172437476).

212794924 is a wasteful number, since it uses less digits than its factorization.

212794924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834472 (or 1834470 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 212794924 is about 14587.4920394151. The cubic root of 212794924 is about 597.0175364532.

The spelling of 212794924 in words is "two hundred twelve million, seven hundred ninety-four thousand, nine hundred twenty-four".