4494093869 has 4 divisors (see below), whose sum is σ = 4494260220. Its totient is φ = 4493927520.

The previous prime is 4494093841. The next prime is 4494093899. The reversal of 4494093869 is 9683904944.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3299008969 + 1195084900 = 57437^2 + 34570^2 .

It is a cyclic number.

It is not a de Polignac number, because 4494093869 - 2⁸ = 4494093613 is a prime.

It is a super-2 number, since 2×4494093869² = 40393759406766778322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494093899) 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, 32264 + ... + 100145.

It is an arithmetic number, because the mean of its divisors is an integer number (1123565055).

Almost surely, 2^4494093869 is an apocalyptic number.

It is an amenable number.

4494093869 is a deficient number, since it is larger than the sum of its proper divisors (166351).

4494093869 is a wasteful number, since it uses less digits than its factorization.

4494093869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166350.

The product of its (nonzero) digits is 6718464, while the sum is 56.

The square root of 4494093869 is about 67038.0031698439. The cubic root of 4494093869 is about 1650.2410261919.

The spelling of 4494093869 in words is "four billion, four hundred ninety-four million, ninety-three thousand, eight hundred sixty-nine".