64266806 has 4 divisors (see below), whose sum is σ = 96400212. Its totient is φ = 32133402.

The previous prime is 64266767. The next prime is 64266809. The reversal of 64266806 is 60866246.

64266806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 64266806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64266809) by changing a digit.

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 as a sum of consecutive naturals, namely, 16066700 + ... + 16066703.

It is an arithmetic number, because the mean of its divisors is an integer number (24100053).

Almost surely, 2^64266806 is an apocalyptic number.

64266806 is a deficient number, since it is larger than the sum of its proper divisors (32133406).

64266806 is a wasteful number, since it uses less digits than its factorization.

64266806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32133405.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 64266806 is about 8016.6580318734. The cubic root of 64266806 is about 400.5550752058. Note that the first 3 decimals are identical.

The spelling of 64266806 in words is "sixty-four million, two hundred sixty-six thousand, eight hundred six".