85764142 has 8 divisors (see below), whose sum is σ = 128772000. Its totient is φ = 42840144.

The previous prime is 85764139. The next prime is 85764163. The reversal of 85764142 is 24146758.

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, 18342 + ... + 22537.

It is an arithmetic number, because the mean of its divisors is an integer number (16096500).

Almost surely, 2^85764142 is an apocalyptic number.

85764142 is a deficient number, since it is larger than the sum of its proper divisors (43007858).

85764142 is a wasteful number, since it uses less digits than its factorization.

85764142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41930.

The product of its digits is 53760, while the sum is 37.

The square root of 85764142 is about 9260.8931534707. The cubic root of 85764142 is about 440.9966080402.

The spelling of 85764142 in words is "eighty-five million, seven hundred sixty-four thousand, one hundred forty-two".