64750834 has 4 divisors (see below), whose sum is σ = 97126254. Its totient is φ = 32375416.

The previous prime is 64750831. The next prime is 64750837. The reversal of 64750834 is 43805746.

64750834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43805746 = 2 ⋅21902873.

It is an interprime number because it is at equal distance from previous prime (64750831) and next prime (64750837).

It can be written as a sum of positive squares in only one way, i.e., 63250209 + 1500625 = 7953^2 + 1225^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64750793 and 64750802.

It is not an unprimeable number, because it can be changed into a prime (64750831) 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 as a sum of consecutive naturals, namely, 16187707 + ... + 16187710.

Almost surely, 2^64750834 is an apocalyptic number.

64750834 is a deficient number, since it is larger than the sum of its proper divisors (32375420).

64750834 is a wasteful number, since it uses less digits than its factorization.

64750834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32375419.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 64750834 is about 8046.7902917872. The cubic root of 64750834 is about 401.5581599626.

The spelling of 64750834 in words is "sixty-four million, seven hundred fifty thousand, eight hundred thirty-four".