3404909957 has 4 divisors (see below), whose sum is σ = 3605198796. Its totient is φ = 3204621120.

The previous prime is 3404909951. The next prime is 3404909969. The reversal of 3404909957 is 7599094043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7599094043 = 3169 ⋅2397947.

It can be written as a sum of positive squares in 2 ways, for example, as 2637952321 + 766957636 = 51361^2 + 27694^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3404909957 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 (3404909951) 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, 100144394 + ... + 100144427.

It is an arithmetic number, because the mean of its divisors is an integer number (901299699).

Almost surely, 2^3404909957 is an apocalyptic number.

It is an amenable number.

3404909957 is a deficient number, since it is larger than the sum of its proper divisors (200288839).

3404909957 is a wasteful number, since it uses less digits than its factorization.

3404909957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200288838.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 3404909957 is about 58351.6062932290. The cubic root of 3404909957 is about 1504.4180790166.

The spelling of 3404909957 in words is "three billion, four hundred four million, nine hundred nine thousand, nine hundred fifty-seven".