214545939 has 8 divisors (see below), whose sum is σ = 286859520. Its totient is φ = 142631496.

The previous prime is 214545937. The next prime is 214545949. The reversal of 214545939 is 939545412.

214545939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 214545939 - 2¹ = 214545937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214545939.

It is not an unprimeable number, because it can be changed into a prime (214545937) 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, 98527 + ... + 100680.

It is an arithmetic number, because the mean of its divisors is an integer number (35857440).

Almost surely, 2^214545939 is an apocalyptic number.

214545939 is a deficient number, since it is larger than the sum of its proper divisors (72313581).

214545939 is a wasteful number, since it uses less digits than its factorization.

214545939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199569.

The product of its digits is 194400, while the sum is 42.

The square root of 214545939 is about 14647.3867635152. The cubic root of 214545939 is about 598.6506147630.

It can be divided in two parts, 2145 and 45939, that added together give a palindrome (48084).

The spelling of 214545939 in words is "two hundred fourteen million, five hundred forty-five thousand, nine hundred thirty-nine".