20796037 has 2 divisors, whose sum is σ = 20796038. Its totient is φ = 20796036.

The previous prime is 20796031. The next prime is 20796053. The reversal of 20796037 is 73069702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20738916 + 57121 = 4554^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 20796037 - 2¹¹ = 20793989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20795993 and 20796011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20796031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10398018 + 10398019.

It is an arithmetic number, because the mean of its divisors is an integer number (10398019).

Almost surely, 2^20796037 is an apocalyptic number.

It is an amenable number.

20796037 is a deficient number, since it is larger than the sum of its proper divisors (1).

20796037 is an equidigital number, since it uses as much as digits as its factorization.

20796037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 20796037 is about 4560.2672070834. The cubic root of 20796037 is about 274.9963062865.

The spelling of 20796037 in words is "twenty million, seven hundred ninety-six thousand, thirty-seven".