64006344 has 48 divisors (see below), whose sum is σ = 173768400. Its totient is φ = 21284064.

The previous prime is 64006331. The next prime is 64006357. The reversal of 64006344 is 44360046.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64006331) and next prime (64006357).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39747 + ... + 41325.

It is an arithmetic number, because the mean of its divisors is an integer number (3620175).

Almost surely, 2^64006344 is an apocalyptic number.

It is an amenable number.

64006344 is an abundant number, since it is smaller than the sum of its proper divisors (109762056).

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

64006344 is a wasteful number, since it uses less digits than its factorization.

64006344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 2147 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 64006344 is about 8000.3964901747. The cubic root of 64006344 is about 400.0132162300.

The spelling of 64006344 in words is "sixty-four million, six thousand, three hundred forty-four".