20924714 has 4 divisors (see below), whose sum is σ = 31387074. Its totient is φ = 10462356.

The previous prime is 20924693. The next prime is 20924767. The reversal of 20924714 is 41742902.

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., 16443025 + 4481689 = 4055^2 + 2117^2 .

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 as a sum of consecutive naturals, namely, 5231177 + ... + 5231180.

Almost surely, 2^20924714 is an apocalyptic number.

20924714 is a deficient number, since it is larger than the sum of its proper divisors (10462360).

20924714 is a wasteful number, since it uses less digits than its factorization.

20924714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10462359.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 20924714 is about 4574.3539434547. The cubic root of 20924714 is about 275.5623270415.

The spelling of 20924714 in words is "twenty million, nine hundred twenty-four thousand, seven hundred fourteen".