3497855 has 4 divisors (see below), whose sum is σ = 4197432. Its totient is φ = 2798280.

The previous prime is 3497849. The next prime is 3497861. The reversal of 3497855 is 5587943.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3497849) and next prime (3497861).

It is not a de Polignac number, because 3497855 - 2¹² = 3493759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349781 + ... + 349790.

It is an arithmetic number, because the mean of its divisors is an integer number (1049358).

Almost surely, 2^3497855 is an apocalyptic number.

3497855 is a deficient number, since it is larger than the sum of its proper divisors (699577).

3497855 is an equidigital number, since it uses as much as digits as its factorization.

3497855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699576.

The product of its digits is 151200, while the sum is 41.

The square root of 3497855 is about 1870.2553301622. The cubic root of 3497855 is about 151.7984256680.

The spelling of 3497855 in words is "three million, four hundred ninety-seven thousand, eight hundred fifty-five".