212435134 has 8 divisors (see below), whose sum is σ = 319191840. Its totient is φ = 106037856.

The previous prime is 212435117. The next prime is 212435161. The reversal of 212435134 is 431534212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212435099 and 212435108.

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 3 ways as a sum of consecutive naturals, for example, 88374 + ... + 90745.

It is an arithmetic number, because the mean of its divisors is an integer number (39898980).

Almost surely, 2^212435134 is an apocalyptic number.

212435134 is a deficient number, since it is larger than the sum of its proper divisors (106756706).

212435134 is a wasteful number, since it uses less digits than its factorization.

212435134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179714.

The product of its digits is 2880, while the sum is 25.

The square root of 212435134 is about 14575.1546818550. The cubic root of 212435134 is about 596.6808709760.

Adding to 212435134 its reverse (431534212), we get a palindrome (643969346).

The spelling of 212435134 in words is "two hundred twelve million, four hundred thirty-five thousand, one hundred thirty-four".