65043473 has 8 divisors (see below), whose sum is σ = 71188416. Its totient is φ = 58937200.

The previous prime is 65043469. The next prime is 65043497. The reversal of 65043473 is 37434056.

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

It is a cyclic number.

It is not a de Polignac number, because 65043473 - 2² = 65043469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65043413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6086 + ... + 12927.

It is an arithmetic number, because the mean of its divisors is an integer number (8898552).

Almost surely, 2^65043473 is an apocalyptic number.

It is an amenable number.

65043473 is a deficient number, since it is larger than the sum of its proper divisors (6144943).

65043473 is a wasteful number, since it uses less digits than its factorization.

65043473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19335.

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

The square root of 65043473 is about 8064.9533786625. The cubic root of 65043473 is about 402.1621933242.

The spelling of 65043473 in words is "sixty-five million, forty-three thousand, four hundred seventy-three".