3481657 has 2 divisors, whose sum is σ = 3481658. Its totient is φ = 3481656.

The previous prime is 3481637. The next prime is 3481691. The reversal of 3481657 is 7561843.

It is an a-pointer prime, because the next prime (3481691) can be obtained adding 3481657 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1971216 + 1510441 = 1404^2 + 1229^2 .

It is an emirp because it is prime and its reverse (7561843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3481657 - 2⁷ = 3481529 is a prime.

It is not a weakly prime, because it can be changed into another prime (3481637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740828 + 1740829.

It is an arithmetic number, because the mean of its divisors is an integer number (1740829).

Almost surely, 2^3481657 is an apocalyptic number.

It is an amenable number.

3481657 is a deficient number, since it is larger than the sum of its proper divisors (1).

3481657 is an equidigital number, since it uses as much as digits as its factorization.

3481657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 34.

The square root of 3481657 is about 1865.9198803807. The cubic root of 3481657 is about 151.5637450636.

The spelling of 3481657 in words is "three million, four hundred eighty-one thousand, six hundred fifty-seven".