86207801 has 2 divisors, whose sum is σ = 86207802. Its totient is φ = 86207800.

The previous prime is 86207741. The next prime is 86207827. The reversal of 86207801 is 10870268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 89401 = 9280^2 + 299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86207801 is a prime.

It is not a weakly prime, because it can be changed into another prime (86207831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43103900 + 43103901.

It is an arithmetic number, because the mean of its divisors is an integer number (43103901).

Almost surely, 2^86207801 is an apocalyptic number.

It is an amenable number.

86207801 is a deficient number, since it is larger than the sum of its proper divisors (1).

86207801 is an equidigital number, since it uses as much as digits as its factorization.

86207801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 86207801 is about 9284.8156147551. The cubic root of 86207801 is about 441.7557275879.

The spelling of 86207801 in words is "eighty-six million, two hundred seven thousand, eight hundred one".