3478684481 has 2 divisors, whose sum is σ = 3478684482. Its totient is φ = 3478684480.

The previous prime is 3478684459. The next prime is 3478684487. The reversal of 3478684481 is 1844868743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3189990400 + 288694081 = 56480^2 + 16991^2 .

It is a cyclic number.

It is not a de Polignac number, because 3478684481 - 2²² = 3474490177 is a prime.

It is a super-2 number, since 2×3478684481² = 24202491436700478722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3478684487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739342240 + 1739342241.

It is an arithmetic number, because the mean of its divisors is an integer number (1739342241).

Almost surely, 2^3478684481 is an apocalyptic number.

It is an amenable number.

3478684481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478684481 is an equidigital number, since it uses as much as digits as its factorization.

3478684481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4128768, while the sum is 53.

The square root of 3478684481 is about 58980.3736932889. The cubic root of 3478684481 is about 1515.2059947833.

The spelling of 3478684481 in words is "three billion, four hundred seventy-eight million, six hundred eighty-four thousand, four hundred eighty-one".