213853412 has 12 divisors (see below), whose sum is σ = 375223296. Its totient is φ = 106646760.

The previous prime is 213853411. The next prime is 213853433. The reversal of 213853412 is 214358312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213853411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68264 + ... + 71327.

It is an arithmetic number, because the mean of its divisors is an integer number (31268608).

Almost surely, 2^213853412 is an apocalyptic number.

It is an amenable number.

213853412 is a deficient number, since it is larger than the sum of its proper divisors (161369884).

213853412 is a wasteful number, since it uses less digits than its factorization.

213853412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139978 (or 139976 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 213853412 is about 14623.7277053424. The cubic root of 213853412 is about 598.0057977909.

The spelling of 213853412 in words is "two hundred thirteen million, eight hundred fifty-three thousand, four hundred twelve".