85331433 has 16 divisors (see below), whose sum is σ = 124502976. Its totient is φ = 51555840.

The previous prime is 85331423. The next prime is 85331443. The reversal of 85331433 is 33413358.

It is an interprime number because it is at equal distance from previous prime (85331423) and next prime (85331443).

It is not a de Polignac number, because 85331433 - 2⁴ = 85331417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85331433.

It is not an unprimeable number, because it can be changed into a prime (85331423) 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 15 ways as a sum of consecutive naturals, for example, 7285 + ... + 14957.

It is an arithmetic number, because the mean of its divisors is an integer number (7781436).

Almost surely, 2^85331433 is an apocalyptic number.

It is an amenable number.

85331433 is a deficient number, since it is larger than the sum of its proper divisors (39171543).

85331433 is a wasteful number, since it uses less digits than its factorization.

85331433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8024.

The product of its digits is 12960, while the sum is 30.

The square root of 85331433 is about 9237.5014479025. The cubic root of 85331433 is about 440.2536983896.

The spelling of 85331433 in words is "eighty-five million, three hundred thirty-one thousand, four hundred thirty-three".