212525344 has 24 divisors (see below), whose sum is σ = 418735548. Its totient is φ = 106179840.

The previous prime is 212525293. The next prime is 212525353. The reversal of 212525344 is 443525212.

It can be written as a sum of positive squares in 2 ways, for example, as 202208400 + 10316944 = 14220^2 + 3212^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73494 + ... + 76330.

Almost surely, 2^212525344 is an apocalyptic number.

It is an amenable number.

212525344 is a deficient number, since it is larger than the sum of its proper divisors (206210204).

212525344 is a wasteful number, since it uses less digits than its factorization.

212525344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5188 (or 5180 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 212525344 is about 14578.2490032239. The cubic root of 212525344 is about 596.7653186583.

The spelling of 212525344 in words is "two hundred twelve million, five hundred twenty-five thousand, three hundred forty-four".