64846401 has 16 divisors (see below), whose sum is σ = 88442496. Its totient is φ = 42247296.

The previous prime is 64846367. The next prime is 64846403. The reversal of 64846401 is 10464846.

It is not a de Polignac number, because 64846401 - 2⁷ = 64846273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64846403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49116 + ... + 50418.

It is an arithmetic number, because the mean of its divisors is an integer number (5527656).

Almost surely, 2^64846401 is an apocalyptic number.

It is an amenable number.

64846401 is a deficient number, since it is larger than the sum of its proper divisors (23596095).

64846401 is a wasteful number, since it uses less digits than its factorization.

64846401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 64846401 is about 8052.7263085243. The cubic root of 64846401 is about 401.7556186513.

The spelling of 64846401 in words is "sixty-four million, eight hundred forty-six thousand, four hundred one".