21773114 has 8 divisors (see below), whose sum is σ = 35628768. Its totient is φ = 9896860.

The previous prime is 21773071. The next prime is 21773137. The reversal of 21773114 is 41137712.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494822 + ... + 494865.

It is an arithmetic number, because the mean of its divisors is an integer number (4453596).

Almost surely, 2^21773114 is an apocalyptic number.

21773114 is a deficient number, since it is larger than the sum of its proper divisors (13855654).

21773114 is a wasteful number, since it uses less digits than its factorization.

21773114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989700.

The product of its digits is 1176, while the sum is 26.

The square root of 21773114 is about 4666.1669494350. The cubic root of 21773114 is about 279.2373549169.

The spelling of 21773114 in words is "twenty-one million, seven hundred seventy-three thousand, one hundred fourteen".