20795727 has 8 divisors (see below), whose sum is σ = 27831040. Its totient is φ = 13812120.

The previous prime is 20795717. The next prime is 20795759. The reversal of 20795727 is 72759702.

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

It is not a de Polignac number, because 20795727 - 2²³ = 12407119 is a prime.

It is a super-2 number, since 2×20795727² = 864924522917058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20795707) 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, 11977 + ... + 13602.

It is an arithmetic number, because the mean of its divisors is an integer number (3478880).

Almost surely, 2^20795727 is an apocalyptic number.

20795727 is a deficient number, since it is larger than the sum of its proper divisors (7035313).

20795727 is a wasteful number, since it uses less digits than its factorization.

20795727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25853.

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 20795727 is about 4560.2332177203. The cubic root of 20795727 is about 274.9949398518.

The spelling of 20795727 in words is "twenty million, seven hundred ninety-five thousand, seven hundred twenty-seven".