3806607491 has 2 divisors, whose sum is σ = 3806607492. Its totient is φ = 3806607490.

The previous prime is 3806607481. The next prime is 3806607533. The reversal of 3806607491 is 1947066083.

3806607491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3806607491 is a prime.

It is not a weakly prime, because it can be changed into another prime (3806607451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903303745 + 1903303746.

It is an arithmetic number, because the mean of its divisors is an integer number (1903303746).

Almost surely, 2^3806607491 is an apocalyptic number.

3806607491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3806607491 is an equidigital number, since it uses as much as digits as its factorization.

3806607491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 3806607491 is about 61697.7105815119. The cubic root of 3806607491 is about 1561.3946944006.

The spelling of 3806607491 in words is "three billion, eight hundred six million, six hundred seven thousand, four hundred ninety-one".