64063436 has 12 divisors (see below), whose sum is σ = 115977120. Its totient is φ = 30927120.

The previous prime is 64063427. The next prime is 64063469. The reversal of 64063436 is 63436046.

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, 276020 + ... + 276251.

It is an arithmetic number, because the mean of its divisors is an integer number (9664760).

Almost surely, 2^64063436 is an apocalyptic number.

It is an amenable number.

64063436 is a deficient number, since it is larger than the sum of its proper divisors (51913684).

64063436 is a wasteful number, since it uses less digits than its factorization.

64063436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552304 (or 552302 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 64063436 is about 8003.9637680339. The cubic root of 64063436 is about 400.1321146928.

The spelling of 64063436 in words is "sixty-four million, sixty-three thousand, four hundred thirty-six".