20069277 has 8 divisors (see below), whose sum is σ = 26780160. Its totient is φ = 13368960.

The previous prime is 20069251. The next prime is 20069303. The reversal of 20069277 is 77296002.

It is an interprime number because it is at equal distance from previous prime (20069251) and next prime (20069303).

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

It is not a de Polignac number, because 20069277 - 2¹² = 20065181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20062277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4749 + ... + 7917.

It is an arithmetic number, because the mean of its divisors is an integer number (3347520).

Almost surely, 2^20069277 is an apocalyptic number.

It is an amenable number.

20069277 is a deficient number, since it is larger than the sum of its proper divisors (6710883).

20069277 is a wasteful number, since it uses less digits than its factorization.

20069277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 20069277 is about 4479.8746634253. The cubic root of 20069277 is about 271.7548116665.

The spelling of 20069277 in words is "twenty million, sixty-nine thousand, two hundred seventy-seven".