212883426 has 24 divisors (see below), whose sum is σ = 527140224. Its totient is φ = 60823800.

The previous prime is 212883421. The next prime is 212883481. The reversal of 212883426 is 624388212.

212883426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212883421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 844650 + ... + 844901.

It is an arithmetic number, because the mean of its divisors is an integer number (21964176).

Almost surely, 2^212883426 is an apocalyptic number.

212883426 is an abundant number, since it is smaller than the sum of its proper divisors (314256798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212883426 is a wasteful number, since it uses less digits than its factorization.

212883426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689566 (or 1689563 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 212883426 is about 14590.5252133020. The cubic root of 212883426 is about 597.1002920654.

The spelling of 212883426 in words is "two hundred twelve million, eight hundred eighty-three thousand, four hundred twenty-six".