64435834 has 16 divisors (see below), whose sum is σ = 101295360. Its totient is φ = 30682960.

The previous prime is 64435823. The next prime is 64435841. The reversal of 64435834 is 43853446.

It is a junction number, because it is equal to n+sod(n) for n = 64435793 and 64435802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8064 + ... + 13924.

It is an arithmetic number, because the mean of its divisors is an integer number (6330960).

Almost surely, 2^64435834 is an apocalyptic number.

64435834 is a deficient number, since it is larger than the sum of its proper divisors (36859526).

64435834 is a wasteful number, since it uses less digits than its factorization.

64435834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6125.

The product of its digits is 138240, while the sum is 37.

The square root of 64435834 is about 8027.1934074121. The cubic root of 64435834 is about 400.9059341593.

The spelling of 64435834 in words is "sixty-four million, four hundred thirty-five thousand, eight hundred thirty-four".