214240433 has 8 divisors (see below), whose sum is σ = 233824320. Its totient is φ = 194674480.

The previous prime is 214240421. The next prime is 214240483. The reversal of 214240433 is 334042412.

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

It is not a de Polignac number, because 214240433 - 2²⁰ = 213191857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 214240399 and 214240408.

It is not an unprimeable number, because it can be changed into a prime (214240483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38291 + ... + 43527.

It is an arithmetic number, because the mean of its divisors is an integer number (29228040).

Almost surely, 2^214240433 is an apocalyptic number.

It is an amenable number.

214240433 is a deficient number, since it is larger than the sum of its proper divisors (19583887).

214240433 is a wasteful number, since it uses less digits than its factorization.

214240433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 214240433 is about 14636.9543621615. The cubic root of 214240433 is about 598.3663271887.

Adding to 214240433 its reverse (334042412), we get a palindrome (548282845).

The spelling of 214240433 in words is "two hundred fourteen million, two hundred forty thousand, four hundred thirty-three".