64535452 has 6 divisors (see below), whose sum is σ = 112937048. Its totient is φ = 32267724.

The previous prime is 64535423. The next prime is 64535453. The reversal of 64535452 is 25453546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64535453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8066928 + ... + 8066935.

Almost surely, 2^64535452 is an apocalyptic number.

It is an amenable number.

64535452 is a deficient number, since it is larger than the sum of its proper divisors (48401596).

64535452 is a wasteful number, since it uses less digits than its factorization.

64535452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16133867 (or 16133865 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 64535452 is about 8033.3960440153. The cubic root of 64535452 is about 401.1124283897.

Adding to 64535452 its reverse (25453546), we get a palindrome (89988998).

The spelling of 64535452 in words is "sixty-four million, five hundred thirty-five thousand, four hundred fifty-two".