3345863791 has 4 divisors (see below), whose sum is σ = 3347469072. Its totient is φ = 3344258512.

The previous prime is 3345863783. The next prime is 3345863803. The reversal of 3345863791 is 1973685433.

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 3345863791 - 2³ = 3345863783 is a prime.

It is a super-2 number, since 2×3345863791² = 22389609015849783362, 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 (3345863771) 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, 799510 + ... + 803683.

It is an arithmetic number, because the mean of its divisors is an integer number (836867268).

Almost surely, 2^3345863791 is an apocalyptic number.

3345863791 is a deficient number, since it is larger than the sum of its proper divisors (1605281).

3345863791 is a wasteful number, since it uses less digits than its factorization.

3345863791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605280.

The product of its digits is 1632960, while the sum is 49.

The square root of 3345863791 is about 57843.4420742749. The cubic root of 3345863791 is about 1495.6710433673.

The spelling of 3345863791 in words is "three billion, three hundred forty-five million, eight hundred sixty-three thousand, seven hundred ninety-one".