3489457 has 2 divisors, whose sum is σ = 3489458. Its totient is φ = 3489456.

The previous prime is 3489413. The next prime is 3489463. The reversal of 3489457 is 7549843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2027776 + 1461681 = 1424^2 + 1209^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3489457 is a prime.

It is not a weakly prime, because it can be changed into another prime (3489487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1744728 + 1744729.

It is an arithmetic number, because the mean of its divisors is an integer number (1744729).

Almost surely, 2^3489457 is an apocalyptic number.

It is an amenable number.

3489457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3489457 is an equidigital number, since it uses as much as digits as its factorization.

3489457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 3489457 is about 1868.0088329556. The cubic root of 3489457 is about 151.6768440352.

The spelling of 3489457 in words is "three million, four hundred eighty-nine thousand, four hundred fifty-seven".