20773006 has 4 divisors (see below), whose sum is σ = 31159512. Its totient is φ = 10386502.

The previous prime is 20772949. The next prime is 20773043. The reversal of 20773006 is 60037702.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5193250 + ... + 5193253.

It is an arithmetic number, because the mean of its divisors is an integer number (7789878).

Almost surely, 2^20773006 is an apocalyptic number.

20773006 is a deficient number, since it is larger than the sum of its proper divisors (10386506).

20773006 is a wasteful number, since it uses less digits than its factorization.

20773006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10386505.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 20773006 is about 4557.7413265783. The cubic root of 20773006 is about 274.8947520111.

The spelling of 20773006 in words is "twenty million, seven hundred seventy-three thousand, six".