3421908519 has 4 divisors (see below), whose sum is σ = 4562544696. Its totient is φ = 2281272344.

The previous prime is 3421908449. The next prime is 3421908541. The reversal of 3421908519 is 9158091243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3421908519 - 2¹⁹ = 3421384231 is a prime.

It is a super-2 number, since 2×3421908519² = 23418915824809546722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421908319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570318084 + ... + 570318089.

It is an arithmetic number, because the mean of its divisors is an integer number (1140636174).

Almost surely, 2^3421908519 is an apocalyptic number.

3421908519 is a deficient number, since it is larger than the sum of its proper divisors (1140636177).

3421908519 is a wasteful number, since it uses less digits than its factorization.

3421908519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140636176.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 3421908519 is about 58497.0812861633. The cubic root of 3421908519 is about 1506.9174603454.

The spelling of 3421908519 in words is "three billion, four hundred twenty-one million, nine hundred eight thousand, five hundred nineteen".