64424834 has 8 divisors (see below), whose sum is σ = 99969660. Its totient is φ = 31101616.

The previous prime is 64424821. The next prime is 64424869. The reversal of 64424834 is 43842446.

64424834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 62331025 + 2093809 = 7895^2 + 1447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64424794 and 64424803.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 555329 + ... + 555444.

Almost surely, 2^64424834 is an apocalyptic number.

64424834 is a deficient number, since it is larger than the sum of its proper divisors (35544826).

64424834 is a wasteful number, since it uses less digits than its factorization.

64424834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110804.

The product of its digits is 73728, while the sum is 35.

The square root of 64424834 is about 8026.5082071845. The cubic root of 64424834 is about 400.8831196477.

The spelling of 64424834 in words is "sixty-four million, four hundred twenty-four thousand, eight hundred thirty-four".