3470640473 has 4 divisors (see below), whose sum is σ = 3474580788. Its totient is φ = 3466700160.

The previous prime is 3470640469. The next prime is 3470640479. The reversal of 3470640473 is 3740460743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3740460743 = 53 ⋅70574731.

It can be written as a sum of positive squares in 2 ways, for example, as 424483609 + 3046156864 = 20603^2 + 55192^2 .

It is a cyclic number.

It is not a de Polignac number, because 3470640473 - 2² = 3470640469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3470640479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968836 + ... + 1970597.

It is an arithmetic number, because the mean of its divisors is an integer number (868645197).

Almost surely, 2^3470640473 is an apocalyptic number.

It is an amenable number.

3470640473 is a deficient number, since it is larger than the sum of its proper divisors (3940315).

3470640473 is an equidigital number, since it uses as much as digits as its factorization.

3470640473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940314.

The product of its (nonzero) digits is 169344, while the sum is 38.

The square root of 3470640473 is about 58912.1419827865. The cubic root of 3470640473 is about 1514.0371874422.

The spelling of 3470640473 in words is "three billion, four hundred seventy million, six hundred forty thousand, four hundred seventy-three".