214389376 has 16 divisors (see below), whose sum is σ = 427104090. Its totient is φ = 107194624.

The previous prime is 214389361. The next prime is 214389377. The reversal of 214389376 is 673983412.

It can be written as a sum of positive squares in only one way, i.e., 208513600 + 5875776 = 14440^2 + 2424^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (214389377) 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 as a sum of consecutive naturals, namely, 837331 + ... + 837586.

Almost surely, 2^214389376 is an apocalyptic number.

It is an amenable number.

214389376 is a deficient number, since it is larger than the sum of its proper divisors (212714714).

214389376 is an equidigital number, since it uses as much as digits as its factorization.

214389376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674931 (or 1674919 counting only the distinct ones).

The product of its digits is 217728, while the sum is 43.

The square root of 214389376 is about 14642.0413877301. The cubic root of 214389376 is about 598.5049593313.

It can be divided in two parts, 2143 and 89376, that added together give a palindrome (91519).

The spelling of 214389376 in words is "two hundred fourteen million, three hundred eighty-nine thousand, three hundred seventy-six".