64043552 has 12 divisors (see below), whose sum is σ = 126085806. Its totient is φ = 32021760.

The previous prime is 64043537. The next prime is 64043561. The reversal of 64043552 is 25534046.

It can be written as a sum of positive squares in only one way, i.e., 59043856 + 4999696 = 7684^2 + 2236^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1000649 + ... + 1000712.

Almost surely, 2^64043552 is an apocalyptic number.

It is an amenable number.

64043552 is a deficient number, since it is larger than the sum of its proper divisors (62042254).

64043552 is a wasteful number, since it uses less digits than its factorization.

64043552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001371 (or 2001363 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 64043552 is about 8002.7215370772. The cubic root of 64043552 is about 400.0907127598.

Adding to 64043552 its reverse (25534046), we get a palindrome (89577598).

The spelling of 64043552 in words is "sixty-four million, forty-three thousand, five hundred fifty-two".