86693401 has 2 divisors, whose sum is σ = 86693402. Its totient is φ = 86693400.

The previous prime is 86693381. The next prime is 86693407. The reversal of 86693401 is 10439668.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86490000 + 203401 = 9300^2 + 451^2 .

It is a cyclic number.

It is not a de Polignac number, because 86693401 - 2⁷ = 86693273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86693407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43346700 + 43346701.

It is an arithmetic number, because the mean of its divisors is an integer number (43346701).

Almost surely, 2^86693401 is an apocalyptic number.

It is an amenable number.

86693401 is a deficient number, since it is larger than the sum of its proper divisors (1).

86693401 is an equidigital number, since it uses as much as digits as its factorization.

86693401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 86693401 is about 9310.9291158294. The cubic root of 86693401 is about 442.5836304422.

The spelling of 86693401 in words is "eighty-six million, six hundred ninety-three thousand, four hundred one".