85715542 has 8 divisors (see below), whose sum is σ = 140261832. Its totient is φ = 38961600.

The previous prime is 85715537. The next prime is 85715551. The reversal of 85715542 is 24551758.

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

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, 1948059 + ... + 1948102.

It is an arithmetic number, because the mean of its divisors is an integer number (17532729).

Almost surely, 2^85715542 is an apocalyptic number.

85715542 is a deficient number, since it is larger than the sum of its proper divisors (54546290).

85715542 is a wasteful number, since it uses less digits than its factorization.

85715542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896174.

The product of its digits is 56000, while the sum is 37.

The square root of 85715542 is about 9258.2688446599. The cubic root of 85715542 is about 440.9132923937.

The spelling of 85715542 in words is "eighty-five million, seven hundred fifteen thousand, five hundred forty-two".