64432706 has 16 divisors (see below), whose sum is σ = 108609984. Its totient is φ = 28444944.

The previous prime is 64432699. The next prime is 64432717. The reversal of 64432706 is 60723446.

64432706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53276 + ... + 54471.

It is an arithmetic number, because the mean of its divisors is an integer number (6788124).

Almost surely, 2^64432706 is an apocalyptic number.

64432706 is a deficient number, since it is larger than the sum of its proper divisors (44177278).

64432706 is a wasteful number, since it uses less digits than its factorization.

64432706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107785.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 64432706 is about 8026.9985673351. The cubic root of 64432706 is about 400.8994468060.

The spelling of 64432706 in words is "sixty-four million, four hundred thirty-two thousand, seven hundred six".