64453073 has 8 divisors (see below), whose sum is σ = 67950720. Its totient is φ = 60966000.

The previous prime is 64453057. The next prime is 64453093. The reversal of 64453073 is 37035446.

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 64453073 - 2⁴ = 64453057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64453003) 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 7 ways as a sum of consecutive naturals, for example, 12011 + ... + 16527.

It is an arithmetic number, because the mean of its divisors is an integer number (8493840).

Almost surely, 2^64453073 is an apocalyptic number.

It is an amenable number.

64453073 is a deficient number, since it is larger than the sum of its proper divisors (3497647).

64453073 is a wasteful number, since it uses less digits than its factorization.

64453073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5287.

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

The square root of 64453073 is about 8028.2671231094. The cubic root of 64453073 is about 400.9416834245.

The spelling of 64453073 in words is "sixty-four million, four hundred fifty-three thousand, seventy-three".