20067772 has 12 divisors (see below), whose sum is σ = 35441560. Its totient is φ = 9941616.

The previous prime is 20067763. The next prime is 20067779. The reversal of 20067772 is 27776002.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20067779) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 22578 + ... + 23449.

Almost surely, 2^20067772 is an apocalyptic number.

It is an amenable number.

20067772 is a deficient number, since it is larger than the sum of its proper divisors (15373788).

20067772 is a wasteful number, since it uses less digits than its factorization.

20067772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46140 (or 46138 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 20067772 is about 4479.7066868267. The cubic root of 20067772 is about 271.7480185101.

The spelling of 20067772 in words is "twenty million, sixty-seven thousand, seven hundred seventy-two".