85296457 has 2 divisors, whose sum is σ = 85296458. Its totient is φ = 85296456.

The previous prime is 85296389. The next prime is 85296461. The reversal of 85296457 is 75469258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82973881 + 2322576 = 9109^2 + 1524^2 .

It is a cyclic number.

It is not a de Polignac number, because 85296457 - 2⁷ = 85296329 is a prime.

It is not a weakly prime, because it can be changed into another prime (85296467) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42648228 + 42648229.

It is an arithmetic number, because the mean of its divisors is an integer number (42648229).

Almost surely, 2^85296457 is an apocalyptic number.

It is an amenable number.

85296457 is a deficient number, since it is larger than the sum of its proper divisors (1).

85296457 is an equidigital number, since it uses as much as digits as its factorization.

85296457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 46.

The square root of 85296457 is about 9235.6081012568. The cubic root of 85296457 is about 440.1935391683.

The spelling of 85296457 in words is "eighty-five million, two hundred ninety-six thousand, four hundred fifty-seven".