214340404 has 24 divisors (see below), whose sum is σ = 392894208. Its totient is φ = 102120480.

The previous prime is 214340393. The next prime is 214340407. The reversal of 214340404 is 404043412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214340407) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20634 + ... + 29230.

It is an arithmetic number, because the mean of its divisors is an integer number (16370592).

Almost surely, 2^214340404 is an apocalyptic number.

It is an amenable number.

214340404 is a deficient number, since it is larger than the sum of its proper divisors (178553804).

214340404 is a wasteful number, since it uses less digits than its factorization.

214340404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895 (or 8893 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 214340404 is about 14640.3689844211. The cubic root of 214340404 is about 598.4593845964.

Adding to 214340404 its reverse (404043412), we get a palindrome (618383816).

The spelling of 214340404 in words is "two hundred fourteen million, three hundred forty thousand, four hundred four".