85048774 has 4 divisors (see below), whose sum is σ = 127573164. Its totient is φ = 42524386.

The previous prime is 85048771. The next prime is 85048781. The reversal of 85048774 is 47784058.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 85048774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85048771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21262192 + ... + 21262195.

It is an arithmetic number, because the mean of its divisors is an integer number (31893291).

Almost surely, 2^85048774 is an apocalyptic number.

85048774 is a deficient number, since it is larger than the sum of its proper divisors (42524390).

85048774 is a wasteful number, since it uses less digits than its factorization.

85048774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42524389.

The product of its (nonzero) digits is 250880, while the sum is 43.

The square root of 85048774 is about 9222.1892194858. The cubic root of 85048774 is about 439.7670495552.

The spelling of 85048774 in words is "eighty-five million, forty-eight thousand, seven hundred seventy-four".