3459772189 has 4 divisors (see below), whose sum is σ = 3490389756. Its totient is φ = 3429154624.

The previous prime is 3459772157. The next prime is 3459772219. The reversal of 3459772189 is 9812779543.

It is a happy number.

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 1923524164 + 1536248025 = 43858^2 + 39195^2 .

It is a cyclic number.

It is not a de Polignac number, because 3459772189 - 2⁵ = 3459772157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3459772889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15308614 + ... + 15308839.

It is an arithmetic number, because the mean of its divisors is an integer number (872597439).

Almost surely, 2^3459772189 is an apocalyptic number.

It is an amenable number.

3459772189 is a deficient number, since it is larger than the sum of its proper divisors (30617567).

3459772189 is a wasteful number, since it uses less digits than its factorization.

3459772189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30617566.

The product of its digits is 3810240, while the sum is 55.

The square root of 3459772189 is about 58819.8281959409. The cubic root of 3459772189 is about 1512.4551362874.

The spelling of 3459772189 in words is "three billion, four hundred fifty-nine million, seven hundred seventy-two thousand, one hundred eighty-nine".