20335741 has 2 divisors, whose sum is σ = 20335742. Its totient is φ = 20335740.

The previous prime is 20335709. The next prime is 20335751. The reversal of 20335741 is 14753302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17255716 + 3080025 = 4154^2 + 1755^2 .

It is a cyclic number.

It is not a de Polignac number, because 20335741 - 2⁵ = 20335709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20335751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167870 + 10167871.

It is an arithmetic number, because the mean of its divisors is an integer number (10167871).

Almost surely, 2^20335741 is an apocalyptic number.

It is an amenable number.

20335741 is a deficient number, since it is larger than the sum of its proper divisors (1).

20335741 is an equidigital number, since it uses as much as digits as its factorization.

20335741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 20335741 is about 4509.5167146824. The cubic root of 20335741 is about 272.9522428951.

The spelling of 20335741 in words is "twenty million, three hundred thirty-five thousand, seven hundred forty-one".