213283842 has 16 divisors (see below), whose sum is σ = 426990720. Its totient is φ = 71024112.

The previous prime is 213283831. The next prime is 213283859. The reversal of 213283842 is 248382312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10873 + ... + 23340.

It is an arithmetic number, because the mean of its divisors is an integer number (26686920).

Almost surely, 2^213283842 is an apocalyptic number.

213283842 is an abundant number, since it is smaller than the sum of its proper divisors (213706878).

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

213283842 is a wasteful number, since it uses less digits than its factorization.

213283842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35257.

The product of its digits is 18432, while the sum is 33.

The square root of 213283842 is about 14604.2405485530. The cubic root of 213283842 is about 597.4744229057.

The spelling of 213283842 in words is "two hundred thirteen million, two hundred eighty-three thousand, eight hundred forty-two".