85353898 has 16 divisors (see below), whose sum is σ = 146554560. Its totient is φ = 36521856.

The previous prime is 85353893. The next prime is 85353899. The reversal of 85353898 is 89835358.

It is a super-4 number, since 4×85353898⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (85353893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4893 + ... + 13951.

It is an arithmetic number, because the mean of its divisors is an integer number (9159660).

Almost surely, 2^85353898 is an apocalyptic number.

85353898 is a deficient number, since it is larger than the sum of its proper divisors (61200662).

85353898 is a wasteful number, since it uses less digits than its factorization.

85353898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9741.

The product of its digits is 1036800, while the sum is 49.

The square root of 85353898 is about 9238.7173352149. The cubic root of 85353898 is about 440.2923298418.

The spelling of 85353898 in words is "eighty-five million, three hundred fifty-three thousand, eight hundred ninety-eight".