86425793 has 2 divisors, whose sum is σ = 86425794. Its totient is φ = 86425792.

The previous prime is 86425777. The next prime is 86425819. The reversal of 86425793 is 39752468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83759104 + 2666689 = 9152^2 + 1633^2 .

It is a cyclic number.

It is not a de Polignac number, because 86425793 - 2⁴ = 86425777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (86425723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43212896 + 43212897.

It is an arithmetic number, because the mean of its divisors is an integer number (43212897).

Almost surely, 2^86425793 is an apocalyptic number.

It is an amenable number.

86425793 is a deficient number, since it is larger than the sum of its proper divisors (1).

86425793 is an equidigital number, since it uses as much as digits as its factorization.

86425793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 44.

The square root of 86425793 is about 9296.5473698573. The cubic root of 86425793 is about 442.1277672305.

The spelling of 86425793 in words is "eighty-six million, four hundred twenty-five thousand, seven hundred ninety-three".