3478670491 has 2 divisors, whose sum is σ = 3478670492. Its totient is φ = 3478670490.

The previous prime is 3478670483. The next prime is 3478670497. The reversal of 3478670491 is 1940768743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3478670491 - 2³ = 3478670483 is a prime.

It is a super-2 number, since 2×3478670491² = 24202296769908362162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3478670497) 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 as a sum of consecutive naturals, namely, 1739335245 + 1739335246.

It is an arithmetic number, because the mean of its divisors is an integer number (1739335246).

Almost surely, 2^3478670491 is an apocalyptic number.

3478670491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478670491 is an equidigital number, since it uses as much as digits as its factorization.

3478670491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The square root of 3478670491 is about 58980.2550943958. The cubic root of 3478670491 is about 1515.2039635786.

The spelling of 3478670491 in words is "three billion, four hundred seventy-eight million, six hundred seventy thousand, four hundred ninety-one".