3478570409 has 2 divisors, whose sum is σ = 3478570410. Its totient is φ = 3478570408.

The previous prime is 3478570367. The next prime is 3478570457. The reversal of 3478570409 is 9040758743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3363652009 + 114918400 = 57997^2 + 10720^2 .

It is a cyclic number.

It is not a de Polignac number, because 3478570409 - 2⁸ = 3478570153 is a prime.

It is not a weakly prime, because it can be changed into another prime (3478570309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739285204 + 1739285205.

It is an arithmetic number, because the mean of its divisors is an integer number (1739285205).

Almost surely, 2^3478570409 is an apocalyptic number.

It is an amenable number.

3478570409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478570409 is an equidigital number, since it uses as much as digits as its factorization.

3478570409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 3478570409 is about 58979.4066518136. The cubic root of 3478570409 is about 1515.1894325389.

The spelling of 3478570409 in words is "three billion, four hundred seventy-eight million, five hundred seventy thousand, four hundred nine".