214205497 has 8 divisors (see below), whose sum is σ = 234195552. Its totient is φ = 194301600.

The previous prime is 214205479. The next prime is 214205501. The reversal of 214205497 is 794502412.

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

It is a cyclic number.

It is not a de Polignac number, because 214205497 - 2¹¹ = 214203449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214205437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16279 + ... + 26332.

It is an arithmetic number, because the mean of its divisors is an integer number (29274444).

Almost surely, 2^214205497 is an apocalyptic number.

It is an amenable number.

214205497 is a deficient number, since it is larger than the sum of its proper divisors (19990055).

214205497 is a wasteful number, since it uses less digits than its factorization.

214205497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43079.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 214205497 is about 14635.7608958332. The cubic root of 214205497 is about 598.3338003960. Note that the first 3 decimals are identical.

The spelling of 214205497 in words is "two hundred fourteen million, two hundred five thousand, four hundred ninety-seven".