213841912 has 16 divisors (see below), whose sum is σ = 424539360. Its totient is φ = 100631424.

The previous prime is 213841871. The next prime is 213841921. The reversal of 213841912 is 219148312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786048 + ... + 786319.

It is an arithmetic number, because the mean of its divisors is an integer number (26533710).

Almost surely, 2^213841912 is an apocalyptic number.

It is an amenable number.

213841912 is a deficient number, since it is larger than the sum of its proper divisors (210697448).

213841912 is a wasteful number, since it uses less digits than its factorization.

213841912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572390 (or 1572386 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 213841912 is about 14623.3345034571. The cubic root of 213841912 is about 597.9950783143.

The spelling of 213841912 in words is "two hundred thirteen million, eight hundred forty-one thousand, nine hundred twelve".