64531352 has 8 divisors (see below), whose sum is σ = 120996300. Its totient is φ = 32265672.

The previous prime is 64531331. The next prime is 64531361. The reversal of 64531352 is 25313546.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4033202 + ... + 4033217.

Almost surely, 2^64531352 is an apocalyptic number.

It is an amenable number.

64531352 is a deficient number, since it is larger than the sum of its proper divisors (56464948).

64531352 is a wasteful number, since it uses less digits than its factorization.

64531352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8066425 (or 8066421 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 64531352 is about 8033.1408552322. The cubic root of 64531352 is about 401.1039338557.

Adding to 64531352 its reverse (25313546), we get a palindrome (89844898).

The spelling of 64531352 in words is "sixty-four million, five hundred thirty-one thousand, three hundred fifty-two".