21334314 has 16 divisors (see below), whose sum is σ = 44140320. Its totient is φ = 6866160.

The previous prime is 21334253. The next prime is 21334319. The reversal of 21334314 is 41343312.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21334319) 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, 61132 + ... + 61479.

It is an arithmetic number, because the mean of its divisors is an integer number (2758770).

Almost surely, 2^21334314 is an apocalyptic number.

21334314 is an abundant number, since it is smaller than the sum of its proper divisors (22806006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21334314 is a wasteful number, since it uses less digits than its factorization.

21334314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122645.

The product of its digits is 864, while the sum is 21.

The square root of 21334314 is about 4618.9083125778. The cubic root of 21334314 is about 277.3487594019.

Adding to 21334314 its reverse (41343312), we get a palindrome (62677626).

The spelling of 21334314 in words is "twenty-one million, three hundred thirty-four thousand, three hundred fourteen".