85700442 has 8 divisors (see below), whose sum is σ = 171400896. Its totient is φ = 28566812.

The previous prime is 85700401. The next prime is 85700477. The reversal of 85700442 is 24400758.

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

85700442 is an admirable 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, 7141698 + ... + 7141709.

It is an arithmetic number, because the mean of its divisors is an integer number (21425112).

Almost surely, 2^85700442 is an apocalyptic number.

85700442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85700442 is a wasteful number, since it uses less digits than its factorization.

85700442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14283412.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 85700442 is about 9257.4533215134. The cubic root of 85700442 is about 440.8873998443.

The spelling of 85700442 in words is "eighty-five million, seven hundred thousand, four hundred forty-two".