21294114 has 8 divisors (see below), whose sum is σ = 42588240. Its totient is φ = 7098036.

The previous prime is 21294109. The next prime is 21294121. The reversal of 21294114 is 41149212.

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

21294114 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774504 + ... + 1774515.

It is an arithmetic number, because the mean of its divisors is an integer number (5323530).

Almost surely, 2^21294114 is an apocalyptic number.

21294114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21294114 is a wasteful number, since it uses less digits than its factorization.

21294114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549024.

The product of its digits is 576, while the sum is 24.

The square root of 21294114 is about 4614.5545830557. The cubic root of 21294114 is about 277.1744481902.

The spelling of 21294114 in words is "twenty-one million, two hundred ninety-four thousand, one hundred fourteen".