3491473705 has 16 divisors (see below), whose sum is σ = 4339455120. Its totient is φ = 2693619712.

The previous prime is 3491473703. The next prime is 3491473723. The reversal of 3491473705 is 5073741943.

It can be written as a sum of positive squares in 8 ways, for example, as 105513984 + 3385959721 = 10272^2 + 58189^2 .

It is a cyclic number.

It is not a de Polignac number, because 3491473705 - 2¹ = 3491473703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3491473703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110217 + ... + 138313.

It is an arithmetic number, because the mean of its divisors is an integer number (271215945).

Almost surely, 2^3491473705 is an apocalyptic number.

It is an amenable number.

3491473705 is a deficient number, since it is larger than the sum of its proper divisors (847981415).

3491473705 is a wasteful number, since it uses less digits than its factorization.

3491473705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28988.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 3491473705 is about 59088.6935462276. The cubic root of 3491473705 is about 1517.0605856536.

The spelling of 3491473705 in words is "three billion, four hundred ninety-one million, four hundred seventy-three thousand, seven hundred five".