85674434 has 8 divisors (see below), whose sum is σ = 128593920. Its totient is φ = 42809796.

The previous prime is 85674409. The next prime is 85674451. The reversal of 85674434 is 43447658.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85674391 and 85674400.

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, 9554 + ... + 16205.

It is an arithmetic number, because the mean of its divisors is an integer number (16074240).

Almost surely, 2^85674434 is an apocalyptic number.

85674434 is a deficient number, since it is larger than the sum of its proper divisors (42919486).

85674434 is a wasteful number, since it uses less digits than its factorization.

85674434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27424.

The product of its digits is 322560, while the sum is 41.

The square root of 85674434 is about 9256.0485089481. The cubic root of 85674434 is about 440.8427957973.

The spelling of 85674434 in words is "eighty-five million, six hundred seventy-four thousand, four hundred thirty-four".