2953974689 has 4 divisors (see below), whose sum is σ = 3127737924. Its totient is φ = 2780211456.

The previous prime is 2953974677. The next prime is 2953974691. The reversal of 2953974689 is 9864793592.

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 2170814464 + 783160225 = 46592^2 + 27985^2 .

It is a cyclic number.

It is not a de Polignac number, because 2953974689 - 2²⁰ = 2952926113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2953974649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86881592 + ... + 86881625.

It is an arithmetic number, because the mean of its divisors is an integer number (781934481).

Almost surely, 2^2953974689 is an apocalyptic number.

It is an amenable number.

2953974689 is a deficient number, since it is larger than the sum of its proper divisors (173763235).

2953974689 is a wasteful number, since it uses less digits than its factorization.

2953974689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173763234.

The product of its digits is 29393280, while the sum is 62.

The square root of 2953974689 is about 54350.4801174746. The cubic root of 2953974689 is about 1434.8359735952.

The spelling of 2953974689 in words is "two billion, nine hundred fifty-three million, nine hundred seventy-four thousand, six hundred eighty-nine".