20794766 has 4 divisors (see below), whose sum is σ = 31192152. Its totient is φ = 10397382.

The previous prime is 20794747. The next prime is 20794771. The reversal of 20794766 is 66749702.

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

It is a Curzon number.

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, 5198690 + ... + 5198693.

It is an arithmetic number, because the mean of its divisors is an integer number (7798038).

Almost surely, 2^20794766 is an apocalyptic number.

20794766 is a deficient number, since it is larger than the sum of its proper divisors (10397386).

20794766 is a wasteful number, since it uses less digits than its factorization.

20794766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10397385.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 20794766 is about 4560.1278490849. The cubic root of 20794766 is about 274.9907038180.

The spelling of 20794766 in words is "twenty million, seven hundred ninety-four thousand, seven hundred sixty-six".