85654742 has 4 divisors (see below), whose sum is σ = 128482116. Its totient is φ = 42827370.

The previous prime is 85654739. The next prime is 85654747. The reversal of 85654742 is 24745658.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 85654742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85654747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21413684 + ... + 21413687.

It is an arithmetic number, because the mean of its divisors is an integer number (32120529).

Almost surely, 2^85654742 is an apocalyptic number.

85654742 is a deficient number, since it is larger than the sum of its proper divisors (42827374).

85654742 is a wasteful number, since it uses less digits than its factorization.

85654742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42827373.

The product of its digits is 268800, while the sum is 41.

The square root of 85654742 is about 9254.9847109544. The cubic root of 85654742 is about 440.8090177645.

The spelling of 85654742 in words is "eighty-five million, six hundred fifty-four thousand, seven hundred forty-two".