3404768981 has 4 divisors (see below), whose sum is σ = 3409096032. Its totient is φ = 3400441932.

The previous prime is 3404768957. The next prime is 3404769001. The reversal of 3404768981 is 1898674043.

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 3404768981 - 2¹⁰ = 3404767957 is a prime.

It is a super-2 number, since 2×3404768981² = 23184903627959556722, 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 (3404768911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162345 + ... + 2163918.

It is an arithmetic number, because the mean of its divisors is an integer number (852274008).

Almost surely, 2^3404768981 is an apocalyptic number.

It is an amenable number.

3404768981 is a deficient number, since it is larger than the sum of its proper divisors (4327051).

3404768981 is an equidigital number, since it uses as much as digits as its factorization.

3404768981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327050.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 3404768981 is about 58350.3982934136. The cubic root of 3404768981 is about 1504.3973158860.

The spelling of 3404768981 in words is "three billion, four hundred four million, seven hundred sixty-eight thousand, nine hundred eighty-one".