3499919 has 4 divisors (see below), whose sum is σ = 3506640. Its totient is φ = 3493200.

The previous prime is 3499913. The next prime is 3499921. The reversal of 3499919 is 9199943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9199943 = 1151 ⋅7993.

It is a cyclic number.

It is not a de Polignac number, because 3499919 - 2¹² = 3495823 is a prime.

It is a super-2 number, since 2×3499919² = 24498866013122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 3499919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3499913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2507 + ... + 3644.

It is an arithmetic number, because the mean of its divisors is an integer number (876660).

Almost surely, 2^3499919 is an apocalyptic number.

3499919 is a deficient number, since it is larger than the sum of its proper divisors (6721).

3499919 is an equidigital number, since it uses as much as digits as its factorization.

3499919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6720.

The product of its digits is 78732, while the sum is 44.

The square root of 3499919 is about 1870.8070451011. The cubic root of 3499919 is about 151.8282773290.

The spelling of 3499919 in words is "three million, four hundred ninety-nine thousand, nine hundred nineteen".