3351749 has 2 divisors, whose sum is σ = 3351750. Its totient is φ = 3351748.

The previous prime is 3351743. The next prime is 3351763. The reversal of 3351749 is 9471533.

3351749 = 1056² + 1057² + 1058².

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3214849 + 136900 = 1793^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 3351749 - 2¹² = 3347653 is a prime.

It is a super-2 number, since 2×3351749² = 22468442718002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3351743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1675874 + 1675875.

It is an arithmetic number, because the mean of its divisors is an integer number (1675875).

Almost surely, 2^3351749 is an apocalyptic number.

It is an amenable number.

3351749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3351749 is an equidigital number, since it uses as much as digits as its factorization.

3351749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 32.

The square root of 3351749 is about 1830.7782498162. The cubic root of 3351749 is about 149.6547466848.

The spelling of 3351749 in words is "three million, three hundred fifty-one thousand, seven hundred forty-nine".