64573453 has 8 divisors (see below), whose sum is σ = 74476160. Its totient is φ = 54840240.

The previous prime is 64573447. The next prime is 64573469. The reversal of 64573453 is 35437546.

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

It is not a de Polignac number, because 64573453 - 2¹³ = 64565261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64573493) 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, 41553 + ... + 43078.

It is an arithmetic number, because the mean of its divisors is an integer number (9309520).

Almost surely, 2^64573453 is an apocalyptic number.

It is an amenable number.

64573453 is a deficient number, since it is larger than the sum of its proper divisors (9902707).

64573453 is a wasteful number, since it uses less digits than its factorization.

64573453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84747.

The product of its digits is 151200, while the sum is 37.

The square root of 64573453 is about 8035.7608849443. The cubic root of 64573453 is about 401.1911431740.

The spelling of 64573453 in words is "sixty-four million, five hundred seventy-three thousand, four hundred fifty-three".