4694218739 has 4 divisors (see below), whose sum is σ = 5364821424. Its totient is φ = 4023616056.

The previous prime is 4694218693. The next prime is 4694218751. The reversal of 4694218739 is 9378124964.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4694218739 - 2¹² = 4694214643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4694218939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335301332 + ... + 335301345.

It is an arithmetic number, because the mean of its divisors is an integer number (1341205356).

Almost surely, 2^4694218739 is an apocalyptic number.

4694218739 is a deficient number, since it is larger than the sum of its proper divisors (670602685).

4694218739 is an equidigital number, since it uses as much as digits as its factorization.

4694218739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670602684.

The product of its digits is 2612736, while the sum is 53.

The square root of 4694218739 is about 68514.3688506287. The cubic root of 4694218739 is about 1674.3815926383.

The spelling of 4694218739 in words is "four billion, six hundred ninety-four million, two hundred eighteen thousand, seven hundred thirty-nine".