64097473 has 8 divisors (see below), whose sum is σ = 71630496. Its totient is φ = 56848800.

The previous prime is 64097447. The next prime is 64097483. The reversal of 64097473 is 37479046.

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 64097473 - 2⁵ = 64097441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64097413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70611 + ... + 71512.

It is an arithmetic number, because the mean of its divisors is an integer number (8953812).

Almost surely, 2^64097473 is an apocalyptic number.

It is an amenable number.

64097473 is a deficient number, since it is larger than the sum of its proper divisors (7533023).

64097473 is a wasteful number, since it uses less digits than its factorization.

64097473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142175.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 64097473 is about 8006.0897446881. The cubic root of 64097473 is about 400.2029657448.

The spelling of 64097473 in words is "sixty-four million, ninety-seven thousand, four hundred seventy-three".