65845434 has 8 divisors (see below), whose sum is σ = 131690880. Its totient is φ = 21948476.

The previous prime is 65845421. The next prime is 65845453. The reversal of 65845434 is 43454856.

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

65845434 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65845392 and 65845401.

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, 5487114 + ... + 5487125.

It is an arithmetic number, because the mean of its divisors is an integer number (16461360).

Almost surely, 2^65845434 is an apocalyptic number.

65845434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65845434 is a wasteful number, since it uses less digits than its factorization.

65845434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10974244.

The product of its digits is 230400, while the sum is 39.

The square root of 65845434 is about 8114.5199488325. The cubic root of 65845434 is about 403.8082815795.

The spelling of 65845434 in words is "sixty-five million, eight hundred forty-five thousand, four hundred thirty-four".