3488779189 has 4 divisors (see below), whose sum is σ = 3987176224. Its totient is φ = 2990382156.

The previous prime is 3488779171. The next prime is 3488779193. The reversal of 3488779189 is 9819778843.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3488779189 - 2¹¹ = 3488777141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3488779189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3488779589) 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, 249198507 + ... + 249198520.

It is an arithmetic number, because the mean of its divisors is an integer number (996794056).

Almost surely, 2^3488779189 is an apocalyptic number.

It is an amenable number.

3488779189 is a deficient number, since it is larger than the sum of its proper divisors (498397035).

3488779189 is an equidigital number, since it uses as much as digits as its factorization.

3488779189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498397034.

The product of its digits is 24385536, while the sum is 64.

The square root of 3488779189 is about 59065.8885398332. Note that the first 3 decimals coincide. The cubic root of 3488779189 is about 1516.6702255575.

The spelling of 3488779189 in words is "three billion, four hundred eighty-eight million, seven hundred seventy-nine thousand, one hundred eighty-nine".