8789401 has 2 divisors, whose sum is σ = 8789402. Its totient is φ = 8789400.

The previous prime is 8789393. The next prime is 8789411. The reversal of 8789401 is 1049878.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6969600 + 1819801 = 2640^2 + 1349^2 .

It is a cyclic number.

It is not a de Polignac number, because 8789401 - 2³ = 8789393 is a prime.

It is not a weakly prime, because it can be changed into another prime (8789411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4394700 + 4394701.

It is an arithmetic number, because the mean of its divisors is an integer number (4394701).

Almost surely, 2^8789401 is an apocalyptic number.

It is an amenable number.

8789401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8789401 is an equidigital number, since it uses as much as digits as its factorization.

8789401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 8789401 is about 2964.6923955109. The cubic root of 8789401 is about 206.3731023905.

The spelling of 8789401 in words is "eight million, seven hundred eighty-nine thousand, four hundred one".