64166201 has 8 divisors (see below), whose sum is σ = 70144704. Its totient is φ = 58211920.

The previous prime is 64166147. The next prime is 64166213. The reversal of 64166201 is 10266146.

It is a happy number.

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 64166201 - 2¹⁰ = 64165177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64166261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266 + ... + 11331.

It is an arithmetic number, because the mean of its divisors is an integer number (8768088).

Almost surely, 2^64166201 is an apocalyptic number.

It is an amenable number.

64166201 is a deficient number, since it is larger than the sum of its proper divisors (5978503).

64166201 is a wasteful number, since it uses less digits than its factorization.

64166201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12111.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 64166201 is about 8010.3808274014. The cubic root of 64166201 is about 400.3459527887.

The spelling of 64166201 in words is "sixty-four million, one hundred sixty-six thousand, two hundred one".