64204266 has 32 divisors (see below), whose sum is σ = 147040128. Its totient is φ = 18308160.

The previous prime is 64204219. The next prime is 64204267. The reversal of 64204266 is 66240246.

It is not an unprimeable number, because it can be changed into a prime (64204267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26256 + ... + 28596.

It is an arithmetic number, because the mean of its divisors is an integer number (4595004).

Almost surely, 2^64204266 is an apocalyptic number.

64204266 is an abundant number, since it is smaller than the sum of its proper divisors (82835862).

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

64204266 is a wasteful number, since it uses less digits than its factorization.

64204266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 64204266 is about 8012.7564545542. The cubic root of 64204266 is about 400.4251022269.

The spelling of 64204266 in words is "sixty-four million, two hundred four thousand, two hundred sixty-six".