85497355 has 16 divisors (see below), whose sum is σ = 104417280. Its totient is φ = 67193568.

The previous prime is 85497353. The next prime is 85497361. The reversal of 85497355 is 55379458.

It is a cyclic number.

It is not a de Polignac number, because 85497355 - 2¹ = 85497353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85497353) 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 in 15 ways as a sum of consecutive naturals, for example, 103474 + ... + 104296.

It is an arithmetic number, because the mean of its divisors is an integer number (6526080).

Almost surely, 2^85497355 is an apocalyptic number.

85497355 is a deficient number, since it is larger than the sum of its proper divisors (18919925).

85497355 is a wasteful number, since it uses less digits than its factorization.

85497355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170.

The product of its digits is 756000, while the sum is 46.

The square root of 85497355 is about 9246.4779781277. The cubic root of 85497355 is about 440.5388628632.

The spelling of 85497355 in words is "eighty-five million, four hundred ninety-seven thousand, three hundred fifty-five".