85713142 has 8 divisors (see below), whose sum is σ = 135336600. Its totient is φ = 40600944.

The previous prime is 85713139. The next prime is 85713143. The reversal of 85713142 is 24131758.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85713143) 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, 1127767 + ... + 1127842.

It is an arithmetic number, because the mean of its divisors is an integer number (16917075).

Almost surely, 2^85713142 is an apocalyptic number.

85713142 is a deficient number, since it is larger than the sum of its proper divisors (49623458).

85713142 is a wasteful number, since it uses less digits than its factorization.

85713142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255630.

The product of its digits is 6720, while the sum is 31.

The square root of 85713142 is about 9258.1392298885. The cubic root of 85713142 is about 440.9091772249.

The spelling of 85713142 in words is "eighty-five million, seven hundred thirteen thousand, one hundred forty-two".