8896861 has 2 divisors, whose sum is σ = 8896862. Its totient is φ = 8896860.

The previous prime is 8896847. The next prime is 8896873. The reversal of 8896861 is 1686988.

8896861 is digitally balanced in base 2, 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., 8732025 + 164836 = 2955^2 + 406^2 .

It is a cyclic number.

It is not a de Polignac number, because 8896861 - 2¹³ = 8888669 is a prime.

8896861 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8896801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4448430 + 4448431.

It is an arithmetic number, because the mean of its divisors is an integer number (4448431).

Almost surely, 2^8896861 is an apocalyptic number.

It is an amenable number.

8896861 is a deficient number, since it is larger than the sum of its proper divisors (1).

8896861 is an equidigital number, since it uses as much as digits as its factorization.

8896861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 46.

The square root of 8896861 is about 2982.7606340436. The cubic root of 8896861 is about 207.2107432328.

It can be divided in two parts, 889 and 6861, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 8896861 in words is "eight million, eight hundred ninety-six thousand, eight hundred sixty-one".