20874314 has 4 divisors (see below), whose sum is σ = 31311474. Its totient is φ = 10437156.

The previous prime is 20874313. The next prime is 20874323. The reversal of 20874314 is 41347802.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19228225 + 1646089 = 4385^2 + 1283^2 .

It is not an unprimeable number, because it can be changed into a prime (20874313) 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, 5218577 + ... + 5218580.

Almost surely, 2^20874314 is an apocalyptic number.

20874314 is a deficient number, since it is larger than the sum of its proper divisors (10437160).

20874314 is a wasteful number, since it uses less digits than its factorization.

20874314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10437159.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 20874314 is about 4568.8416475076. The cubic root of 20874314 is about 275.3409061437.

The spelling of 20874314 in words is "twenty million, eight hundred seventy-four thousand, three hundred fourteen".