85855324 has 6 divisors (see below), whose sum is σ = 150246824. Its totient is φ = 42927660.

The previous prime is 85855279. The next prime is 85855327. The reversal of 85855324 is 42355858.

It is a super-2 number, since 2×85855324² = 14742273318289952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85855327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10731912 + ... + 10731919.

Almost surely, 2^85855324 is an apocalyptic number.

It is an amenable number.

85855324 is a deficient number, since it is larger than the sum of its proper divisors (64391500).

85855324 is a wasteful number, since it uses less digits than its factorization.

85855324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21463835 (or 21463833 counting only the distinct ones).

The product of its digits is 192000, while the sum is 40.

The square root of 85855324 is about 9265.8148049699. The cubic root of 85855324 is about 441.1528377099.

The spelling of 85855324 in words is "eighty-five million, eight hundred fifty-five thousand, three hundred twenty-four".