2000039969 has 2 divisors, whose sum is σ = 2000039970. Its totient is φ = 2000039968.

The previous prime is 2000039917. The next prime is 2000040043. The reversal of 2000039969 is 9699300002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1407750400 + 592289569 = 37520^2 + 24337^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000039969 - 2¹⁶ = 1999974433 is a prime.

It is a super-2 number, since 2×2000039969² = 8000319755195041922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2000039669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000019984 + 1000019985.

It is an arithmetic number, because the mean of its divisors is an integer number (1000019985).

Almost surely, 2^2000039969 is an apocalyptic number.

It is an amenable number.

2000039969 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000039969 is an equidigital number, since it uses as much as digits as its factorization.

2000039969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 2000039969 is about 44721.8064147682. The cubic root of 2000039969 is about 1259.9294428030.

The spelling of 2000039969 in words is "two billion, thirty-nine thousand, nine hundred sixty-nine".