20823214 has 8 divisors (see below), whose sum is σ = 31268160. Its totient is φ = 10400496.

The previous prime is 20823169. The next prime is 20823239. The reversal of 20823214 is 41232802.

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

It is a congruent 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, 2974 + ... + 7105.

It is an arithmetic number, because the mean of its divisors is an integer number (3908520).

Almost surely, 2^20823214 is an apocalyptic number.

20823214 is a deficient number, since it is larger than the sum of its proper divisors (10444946).

20823214 is a wasteful number, since it uses less digits than its factorization.

20823214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11114.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 20823214 is about 4563.2459938075. The cubic root of 20823214 is about 275.1160457894.

The spelling of 20823214 in words is "twenty million, eight hundred twenty-three thousand, two hundred fourteen".