3495389 has 4 divisors (see below), whose sum is σ = 3502620. Its totient is φ = 3488160.

The previous prime is 3495301. The next prime is 3495397. The reversal of 3495389 is 9835943.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1651225 + 1844164 = 1285^2 + 1358^2 .

It is a cyclic number.

It is not a de Polignac number, because 3495389 - 2²⁰ = 2446813 is a prime.

It is a super-2 number, since 2×3495389² = 24435488522642, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3495889) 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, 2834 + ... + 3875.

It is an arithmetic number, because the mean of its divisors is an integer number (875655).

Almost surely, 2^3495389 is an apocalyptic number.

It is an amenable number.

3495389 is a deficient number, since it is larger than the sum of its proper divisors (7231).

3495389 is an equidigital number, since it uses as much as digits as its factorization.

3495389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7230.

The product of its digits is 116640, while the sum is 41.

The square root of 3495389 is about 1869.5959456524. The cubic root of 3495389 is about 151.7627444747.

The spelling of 3495389 in words is "three million, four hundred ninety-five thousand, three hundred eighty-nine".