64066524 has 12 divisors (see below), whose sum is σ = 149488584. Its totient is φ = 21355504.

The previous prime is 64066487. The next prime is 64066549. The reversal of 64066524 is 42566046.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2669427 + ... + 2669450.

It is an arithmetic number, because the mean of its divisors is an integer number (12457382).

Almost surely, 2^64066524 is an apocalyptic number.

It is an amenable number.

64066524 is an abundant number, since it is smaller than the sum of its proper divisors (85422060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64066524 is a wasteful number, since it uses less digits than its factorization.

64066524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5338884 (or 5338882 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 64066524 is about 8004.1566701308. The cubic root of 64066524 is about 400.1385436753.

The spelling of 64066524 in words is "sixty-four million, sixty-six thousand, five hundred twenty-four".