64366401 has 16 divisors (see below), whose sum is σ = 94108608. Its totient is φ = 38808000.

The previous prime is 64366381. The next prime is 64366409. The reversal of 64366401 is 10466346.

64366401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64366401 - 2¹¹ = 64364353 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64366409) 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 in 15 ways as a sum of consecutive naturals, for example, 1551 + ... + 11451.

It is an arithmetic number, because the mean of its divisors is an integer number (5881788).

Almost surely, 2^64366401 is an apocalyptic number.

It is an amenable number.

64366401 is a deficient number, since it is larger than the sum of its proper divisors (29742207).

64366401 is a wasteful number, since it uses less digits than its factorization.

64366401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10112.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 64366401 is about 8022.8673801827. The cubic root of 64366401 is about 400.7618833298.

The spelling of 64366401 in words is "sixty-four million, three hundred sixty-six thousand, four hundred one".