85346743 has 4 divisors (see below), whose sum is σ = 85365280. Its totient is φ = 85328208.

The previous prime is 85346741. The next prime is 85346761. The reversal of 85346743 is 34764358.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34764358 = 2 ⋅17382179.

It is a cyclic number.

It is not a de Polignac number, because 85346743 - 2¹ = 85346741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85346696 and 85346705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85346741) 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, 3523 + ... + 13531.

It is an arithmetic number, because the mean of its divisors is an integer number (21341320).

Almost surely, 2^85346743 is an apocalyptic number.

85346743 is a deficient number, since it is larger than the sum of its proper divisors (18537).

85346743 is a wasteful number, since it uses less digits than its factorization.

85346743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18536.

The product of its digits is 241920, while the sum is 40.

The square root of 85346743 is about 9238.3300980210. The cubic root of 85346743 is about 440.2800266363.

The spelling of 85346743 in words is "eighty-five million, three hundred forty-six thousand, seven hundred forty-three".