85330144 has 24 divisors (see below), whose sum is σ = 169631280. Its totient is φ = 42249216.

The previous prime is 85330139. The next prime is 85330163. The reversal of 85330144 is 44103358.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9649 + ... + 16240.

It is an arithmetic number, because the mean of its divisors is an integer number (7067970).

Almost surely, 2^85330144 is an apocalyptic number.

It is an amenable number.

85330144 is a deficient number, since it is larger than the sum of its proper divisors (84301136).

85330144 is a wasteful number, since it uses less digits than its factorization.

85330144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26002 (or 25994 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 85330144 is about 9237.4316776905. The cubic root of 85330144 is about 440.2514815829.

The spelling of 85330144 in words is "eighty-five million, three hundred thirty thousand, one hundred forty-four".