20773702 has 4 divisors (see below), whose sum is σ = 31160556. Its totient is φ = 10386850.

The previous prime is 20773699. The next prime is 20773703. The reversal of 20773702 is 20737702.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20773703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5193424 + ... + 5193427.

It is an arithmetic number, because the mean of its divisors is an integer number (7790139).

Almost surely, 2^20773702 is an apocalyptic number.

20773702 is a deficient number, since it is larger than the sum of its proper divisors (10386854).

20773702 is a wasteful number, since it uses less digits than its factorization.

20773702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386853.

The product of its (nonzero) digits is 4116, while the sum is 28.

The square root of 20773702 is about 4557.8176795480. The cubic root of 20773702 is about 274.8978220950.

The spelling of 20773702 in words is "twenty million, seven hundred seventy-three thousand, seven hundred two".