86252977 has 2 divisors, whose sum is σ = 86252978. Its totient is φ = 86252976.

The previous prime is 86252863. The next prime is 86252983. The reversal of 86252977 is 77925268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73119601 + 13133376 = 8551^2 + 3624^2 .

It is a cyclic number.

It is not a de Polignac number, because 86252977 - 2¹⁹ = 85728689 is a prime.

It is not a weakly prime, because it can be changed into another prime (86250977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43126488 + 43126489.

It is an arithmetic number, because the mean of its divisors is an integer number (43126489).

Almost surely, 2^86252977 is an apocalyptic number.

It is an amenable number.

86252977 is a deficient number, since it is larger than the sum of its proper divisors (1).

86252977 is an equidigital number, since it uses as much as digits as its factorization.

86252977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 46.

The square root of 86252977 is about 9287.2480854126. The cubic root of 86252977 is about 441.8328794292.

The spelling of 86252977 in words is "eighty-six million, two hundred fifty-two thousand, nine hundred seventy-seven".