20073782 has 8 divisors (see below), whose sum is σ = 30198000. Its totient is φ = 10007784.

The previous prime is 20073769. The next prime is 20073811. The reversal of 20073782 is 28737002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13682 + ... + 15077.

It is an arithmetic number, because the mean of its divisors is an integer number (3774750).

Almost surely, 2^20073782 is an apocalyptic number.

20073782 is a deficient number, since it is larger than the sum of its proper divisors (10124218).

20073782 is a wasteful number, since it uses less digits than its factorization.

20073782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29110.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 20073782 is about 4480.3774394575. The cubic root of 20073782 is about 271.7751439690.

The spelling of 20073782 in words is "twenty million, seventy-three thousand, seven hundred eighty-two".