64824242 has 16 divisors (see below), whose sum is σ = 112787520. Its totient is φ = 27366768.

The previous prime is 64824241. The next prime is 64824289. The reversal of 64824242 is 24242846.

It is a junction number, because it is equal to n+sod(n) for n = 64824199 and 64824208.

It is not an unprimeable number, because it can be changed into a prime (64824241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33617 + ... + 35492.

It is an arithmetic number, because the mean of its divisors is an integer number (7049220).

Almost surely, 2^64824242 is an apocalyptic number.

64824242 is a deficient number, since it is larger than the sum of its proper divisors (47963278).

64824242 is a wasteful number, since it uses less digits than its factorization.

64824242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69185.

The product of its digits is 24576, while the sum is 32.

The square root of 64824242 is about 8051.3503215299. The cubic root of 64824242 is about 401.7098514391.

The spelling of 64824242 in words is "sixty-four million, eight hundred twenty-four thousand, two hundred forty-two".