64244234 has 16 divisors (see below), whose sum is σ = 98461440. Its totient is φ = 31430880.

The previous prime is 64244233. The next prime is 64244237. The reversal of 64244234 is 43244246.

It is a junction number, because it is equal to n+sod(n) for n = 64244197 and 64244206.

It is not an unprimeable number, because it can be changed into a prime (64244233) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17447 + ... + 20805.

It is an arithmetic number, because the mean of its divisors is an integer number (6153840).

Almost surely, 2^64244234 is an apocalyptic number.

64244234 is a deficient number, since it is larger than the sum of its proper divisors (34217206).

64244234 is a wasteful number, since it uses less digits than its factorization.

64244234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565.

The product of its digits is 18432, while the sum is 29.

The square root of 64244234 is about 8015.2500896728. The cubic root of 64244234 is about 400.5081749555.

The spelling of 64244234 in words is "sixty-four million, two hundred forty-four thousand, two hundred thirty-four".