64266445 has 8 divisors (see below), whose sum is σ = 77727744. Its totient is φ = 51007824.

The previous prime is 64266413. The next prime is 64266457. The reversal of 64266445 is 54466246.

64266445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64266445 - 2⁵ = 64266413 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 49969 + ... + 51238.

It is an arithmetic number, because the mean of its divisors is an integer number (9715968).

Almost surely, 2^64266445 is an apocalyptic number.

It is an amenable number.

64266445 is a deficient number, since it is larger than the sum of its proper divisors (13461299).

64266445 is a wasteful number, since it uses less digits than its factorization.

64266445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101339.

The product of its digits is 138240, while the sum is 37.

The square root of 64266445 is about 8016.6355162250. The cubic root of 64266445 is about 400.5543252041.

The spelling of 64266445 in words is "sixty-four million, two hundred sixty-six thousand, four hundred forty-five".