3497649 has 8 divisors (see below), whose sum is σ = 4727712. Its totient is φ = 2299680.

The previous prime is 3497623. The next prime is 3497671. The reversal of 3497649 is 9467943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3497649 - 2⁵ = 3497617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3497649.

It is not an unprimeable number, because it can be changed into a prime (3497609) 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 7 ways as a sum of consecutive naturals, for example, 7767 + ... + 8204.

It is an arithmetic number, because the mean of its divisors is an integer number (590964).

Almost surely, 2^3497649 is an apocalyptic number.

It is an amenable number.

3497649 is a deficient number, since it is larger than the sum of its proper divisors (1230063).

3497649 is a wasteful number, since it uses less digits than its factorization.

3497649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16047.

The product of its digits is 163296, while the sum is 42.

The square root of 3497649 is about 1870.2002566570. The cubic root of 3497649 is about 151.7954456427.

The spelling of 3497649 in words is "three million, four hundred ninety-seven thousand, six hundred forty-nine".