64234263 has 16 divisors (see below), whose sum is σ = 89062400. Its totient is φ = 41135040.

The previous prime is 64234259. The next prime is 64234267. The reversal of 64234263 is 36243246.

It is a happy number.

64234263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64234259) and next prime (64234267).

It is not a de Polignac number, because 64234263 - 2² = 64234259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64234263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64234267) 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, 10443 + ... + 15411.

It is an arithmetic number, because the mean of its divisors is an integer number (5566400).

Almost surely, 2^64234263 is an apocalyptic number.

64234263 is a deficient number, since it is larger than the sum of its proper divisors (24828137).

64234263 is a wasteful number, since it uses less digits than its factorization.

64234263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142.

The product of its digits is 20736, while the sum is 30.

The square root of 64234263 is about 8014.6280637345. The cubic root of 64234263 is about 400.4874536477.

The spelling of 64234263 in words is "sixty-four million, two hundred thirty-four thousand, two hundred sixty-three".