31233214 has 8 divisors (see below), whose sum is σ = 47010600. Its totient is φ = 15563016.

The previous prime is 31233121. The next prime is 31233221. The reversal of 31233214 is 41233213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 31233191 and 31233200.

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, 26064 + ... + 27235.

It is an arithmetic number, because the mean of its divisors is an integer number (5876325).

Almost surely, 2^31233214 is an apocalyptic number.

31233214 is a deficient number, since it is larger than the sum of its proper divisors (15777386).

31233214 is a wasteful number, since it uses less digits than its factorization.

31233214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53594.

The product of its digits is 432, while the sum is 19.

The square root of 31233214 is about 5588.6683565944. The cubic root of 31233214 is about 314.9238549467.

Adding to 31233214 its reverse (41233213), we get a palindrome (72466427).

Subtracting 31233214 from its reverse (41233213), we obtain a palindrome (9999999).

The spelling of 31233214 in words is "thirty-one million, two hundred thirty-three thousand, two hundred fourteen".