214326387 has 24 divisors (see below), whose sum is σ = 338577408. Its totient is φ = 129567600.

The previous prime is 214326377. The next prime is 214326389. The reversal of 214326387 is 783623412.

It is a happy number.

214326387 is a `hidden beast` number, since 2 + 14 + 3 + 2 + 638 + 7 = 666.

It is not a de Polignac number, because 214326387 - 2⁶ = 214326323 is a prime.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (214326389) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40158 + ... + 45180.

It is an arithmetic number, because the mean of its divisors is an integer number (14107392).

Almost surely, 2^214326387 is an apocalyptic number.

214326387 is a deficient number, since it is larger than the sum of its proper divisors (124251021).

214326387 is a wasteful number, since it uses less digits than its factorization.

214326387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5471 (or 5468 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 214326387 is about 14639.8902659822. The cubic root of 214326387 is about 598.4463387001.

Adding to 214326387 its reverse (783623412), we get a palindrome (997949799).

The spelling of 214326387 in words is "two hundred fourteen million, three hundred twenty-six thousand, three hundred eighty-seven".