3486896989 has 2 divisors, whose sum is σ = 3486896990. Its totient is φ = 3486896988.

The previous prime is 3486896969. The next prime is 3486896993. The reversal of 3486896989 is 9896986843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2647925764 + 838971225 = 51458^2 + 28965^2 .

It is a cyclic number.

It is not a de Polignac number, because 3486896989 - 2²³ = 3478508381 is a prime.

It is a super-2 number, since 2×3486896989² = 24316901223794532242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3486896939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1743448494 + 1743448495.

It is an arithmetic number, because the mean of its divisors is an integer number (1743448495).

Almost surely, 2^3486896989 is an apocalyptic number.

It is an amenable number.

3486896989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3486896989 is an equidigital number, since it uses as much as digits as its factorization.

3486896989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161243136, while the sum is 70.

The square root of 3486896989 is about 59049.9533361374. The cubic root of 3486896989 is about 1516.3974281056.

The spelling of 3486896989 in words is "three billion, four hundred eighty-six million, eight hundred ninety-six thousand, nine hundred eighty-nine".