65369743 has 4 divisors (see below), whose sum is σ = 69215040. Its totient is φ = 61524448.

The previous prime is 65369729. The next prime is 65369753. The reversal of 65369743 is 34796356.

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 65369743 - 2⁹ = 65369231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65369743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65369753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1922623 + ... + 1922656.

It is an arithmetic number, because the mean of its divisors is an integer number (17303760).

Almost surely, 2^65369743 is an apocalyptic number.

65369743 is a deficient number, since it is larger than the sum of its proper divisors (3845297).

65369743 is a wasteful number, since it uses less digits than its factorization.

65369743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845296.

The product of its digits is 408240, while the sum is 43.

The square root of 65369743 is about 8085.1557189704. The cubic root of 65369743 is about 402.8335118809.

The spelling of 65369743 in words is "sixty-five million, three hundred sixty-nine thousand, seven hundred forty-three".