3952896869 has 2 divisors, whose sum is σ = 3952896870. Its totient is φ = 3952896868.

The previous prime is 3952896839. The next prime is 3952896889. The reversal of 3952896869 is 9686982593.

3952896869 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3731988100 + 220908769 = 61090^2 + 14863^2 .

It is an emirp because it is prime and its reverse (9686982593) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3952896869 is a prime.

It is a super-2 number, since 2×3952896869² = 31250787313900006322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3952896839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976448434 + 1976448435.

It is an arithmetic number, because the mean of its divisors is an integer number (1976448435).

Almost surely, 2^3952896869 is an apocalyptic number.

It is an amenable number.

3952896869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3952896869 is an equidigital number, since it uses as much as digits as its factorization.

3952896869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50388480, while the sum is 65.

The square root of 3952896869 is about 62872.0674783325. The cubic root of 3952896869 is about 1581.1454692282.

The spelling of 3952896869 in words is "three billion, nine hundred fifty-two million, eight hundred ninety-six thousand, eight hundred sixty-nine".