85351834 has 4 divisors (see below), whose sum is σ = 128027754. Its totient is φ = 42675916.

The previous prime is 85351831. The next prime is 85351841. The reversal of 85351834 is 43815358.

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

It can be written as a sum of positive squares in only one way, i.e., 54715609 + 30636225 = 7397^2 + 5535^2 .

It is a junction number, because it is equal to n+sod(n) for n = 85351793 and 85351802.

It is not an unprimeable number, because it can be changed into a prime (85351831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21337957 + ... + 21337960.

Almost surely, 2^85351834 is an apocalyptic number.

85351834 is a deficient number, since it is larger than the sum of its proper divisors (42675920).

85351834 is a wasteful number, since it uses less digits than its factorization.

85351834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42675919.

The product of its digits is 57600, while the sum is 37.

The square root of 85351834 is about 9238.6056307216. The cubic root of 85351834 is about 440.2887808116.

The spelling of 85351834 in words is "eighty-five million, three hundred fifty-one thousand, eight hundred thirty-four".