3497139 has 12 divisors (see below), whose sum is σ = 5226000. Its totient is φ = 2250864.

The previous prime is 3497119. The next prime is 3497161. The reversal of 3497139 is 9317943.

It is not a de Polignac number, because 3497139 - 2¹⁵ = 3464371 is a prime.

3497139 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3497119) by changing a digit.

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

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6439 + ... + 6960.

It is an arithmetic number, because the mean of its divisors is an integer number (435500).

Almost surely, 2^3497139 is an apocalyptic number.

3497139 is a deficient number, since it is larger than the sum of its proper divisors (1728861).

3497139 is a wasteful number, since it uses less digits than its factorization.

3497139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13434 (or 13431 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 3497139 is about 1870.0639026515. The cubic root of 3497139 is about 151.7880674066.

The spelling of 3497139 in words is "three million, four hundred ninety-seven thousand, one hundred thirty-nine".