85866374 has 8 divisors (see below), whose sum is σ = 140508648. Its totient is φ = 39030160.

The previous prime is 85866367. The next prime is 85866401. The reversal of 85866374 is 47366858.

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, 1951487 + ... + 1951530.

It is an arithmetic number, because the mean of its divisors is an integer number (17563581).

Almost surely, 2^85866374 is an apocalyptic number.

85866374 is a deficient number, since it is larger than the sum of its proper divisors (54642274).

85866374 is a wasteful number, since it uses less digits than its factorization.

85866374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3903030.

The product of its digits is 967680, while the sum is 47.

The square root of 85866374 is about 9266.4110636211. The cubic root of 85866374 is about 441.1717630738.

The spelling of 85866374 in words is "eighty-five million, eight hundred sixty-six thousand, three hundred seventy-four".