85457996 has 12 divisors (see below), whose sum is σ = 161055552. Its totient is φ = 39442128.

The previous prime is 85457989. The next prime is 85458047. The reversal of 85457996 is 69975458.

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, 821660 + ... + 821763.

It is an arithmetic number, because the mean of its divisors is an integer number (13421296).

Almost surely, 2^85457996 is an apocalyptic number.

It is an amenable number.

85457996 is a deficient number, since it is larger than the sum of its proper divisors (75597556).

85457996 is a wasteful number, since it uses less digits than its factorization.

85457996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643440 (or 1643438 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 53.

The square root of 85457996 is about 9244.3494092337. The cubic root of 85457996 is about 440.4712512959.

The spelling of 85457996 in words is "eighty-five million, four hundred fifty-seven thousand, nine hundred ninety-six".