85074727 has 2 divisors, whose sum is σ = 85074728. Its totient is φ = 85074726.

The previous prime is 85074721. The next prime is 85074739. The reversal of 85074727 is 72747058.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85074727 - 2⁷ = 85074599 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 85074727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85074721) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42537363 + 42537364.

It is an arithmetic number, because the mean of its divisors is an integer number (42537364).

Almost surely, 2^85074727 is an apocalyptic number.

85074727 is a deficient number, since it is larger than the sum of its proper divisors (1).

85074727 is an equidigital number, since it uses as much as digits as its factorization.

85074727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 85074727 is about 9223.5962075538. The cubic root of 85074727 is about 439.8117772761.

The spelling of 85074727 in words is "eighty-five million, seventy-four thousand, seven hundred twenty-seven".