85735574 has 8 divisors (see below), whose sum is σ = 128664480. Its totient is φ = 42847416.

The previous prime is 85735523. The next prime is 85735579. The reversal of 85735574 is 47553758.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85735579) 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, 4229 + ... + 13760.

It is an arithmetic number, because the mean of its divisors is an integer number (16083060).

Almost surely, 2^85735574 is an apocalyptic number.

85735574 is a deficient number, since it is larger than the sum of its proper divisors (42928906).

85735574 is a wasteful number, since it uses less digits than its factorization.

85735574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20374.

The product of its digits is 588000, while the sum is 44.

The square root of 85735574 is about 9259.3506251789. The cubic root of 85735574 is about 440.9476373402.

The spelling of 85735574 in words is "eighty-five million, seven hundred thirty-five thousand, five hundred seventy-four".