65734043 has 4 divisors (see below), whose sum is σ = 67854528. Its totient is φ = 63613560.

The previous prime is 65734037. The next prime is 65734051. The reversal of 65734043 is 34043756.

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

It is a cyclic number.

It is not a de Polignac number, because 65734043 - 2¹⁶ = 65668507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65734003) 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, 1060196 + ... + 1060257.

It is an arithmetic number, because the mean of its divisors is an integer number (16963632).

Almost surely, 2^65734043 is an apocalyptic number.

65734043 is a deficient number, since it is larger than the sum of its proper divisors (2120485).

65734043 is a wasteful number, since it uses less digits than its factorization.

65734043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120484.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 65734043 is about 8107.6533596350. The cubic root of 65734043 is about 403.5804449928.

Adding to 65734043 its reverse (34043756), we get a palindrome (99777799).

The spelling of 65734043 in words is "sixty-five million, seven hundred thirty-four thousand, forty-three".