214447245 has 16 divisors (see below), whose sum is σ = 343449600. Its totient is φ = 114260544.

The previous prime is 214447237. The next prime is 214447249. The reversal of 214447245 is 542744412.

It is not a de Polignac number, because 214447245 - 2³ = 214447237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214447249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10356 + ... + 23154.

It is an arithmetic number, because the mean of its divisors is an integer number (21465600).

Almost surely, 2^214447245 is an apocalyptic number.

It is an amenable number.

214447245 is a deficient number, since it is larger than the sum of its proper divisors (129002355).

214447245 is a wasteful number, since it uses less digits than its factorization.

214447245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13924.

The product of its digits is 35840, while the sum is 33.

The square root of 214447245 is about 14644.0173791211. The cubic root of 214447245 is about 598.5588049218.

The spelling of 214447245 in words is "two hundred fourteen million, four hundred forty-seven thousand, two hundred forty-five".