64056289 has 8 divisors (see below), whose sum is σ = 73990368. Its totient is φ = 54807360.

The previous prime is 64056269. The next prime is 64056371. The reversal of 64056289 is 98265046.

It is a happy number.

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 64056289 - 2⁹ = 64055777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64056269) 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, 171087 + ... + 171460.

It is an arithmetic number, because the mean of its divisors is an integer number (9248796).

Almost surely, 2^64056289 is an apocalyptic number.

It is an amenable number.

64056289 is a deficient number, since it is larger than the sum of its proper divisors (9934079).

64056289 is a wasteful number, since it uses less digits than its factorization.

64056289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342575.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 64056289 is about 8003.5172892923. The cubic root of 64056289 is about 400.1172343869.

The spelling of 64056289 in words is "sixty-four million, fifty-six thousand, two hundred eighty-nine".