85654642 has 8 divisors (see below), whose sum is σ = 129494016. Its totient is φ = 42489972.

The previous prime is 85654637. The next prime is 85654649. The reversal of 85654642 is 24645658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×85654642² = 14673435392296328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85654595 and 85654604.

It is not an unprimeable number, because it can be changed into a prime (85654649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168358 + ... + 168865.

It is an arithmetic number, because the mean of its divisors is an integer number (16186752).

Almost surely, 2^85654642 is an apocalyptic number.

85654642 is a deficient number, since it is larger than the sum of its proper divisors (43839374).

85654642 is a wasteful number, since it uses less digits than its factorization.

85654642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337352.

The product of its digits is 230400, while the sum is 40.

The square root of 85654642 is about 9254.9793084588. The cubic root of 85654642 is about 440.8088462195.

The spelling of 85654642 in words is "eighty-five million, six hundred fifty-four thousand, six hundred forty-two".