3970495306 has 4 divisors (see below), whose sum is σ = 5955742962. Its totient is φ = 1985247652.

The previous prime is 3970495301. The next prime is 3970495337. The reversal of 3970495306 is 6035940793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6035940793 = 431 ⋅14004503.

It can be written as a sum of positive squares in only one way, i.e., 3024010081 + 946485225 = 54991^2 + 30765^2 .

It is not an unprimeable number, because it can be changed into a prime (3970495301) 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, 992623825 + ... + 992623828.

Almost surely, 2^3970495306 is an apocalyptic number.

3970495306 is a deficient number, since it is larger than the sum of its proper divisors (1985247656).

3970495306 is a wasteful number, since it uses less digits than its factorization.

3970495306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985247655.

The product of its (nonzero) digits is 612360, while the sum is 46.

The square root of 3970495306 is about 63011.8663903871. The cubic root of 3970495306 is about 1583.4884342342.

The spelling of 3970495306 in words is "three billion, nine hundred seventy million, four hundred ninety-five thousand, three hundred six".