3440135 has 4 divisors (see below), whose sum is σ = 4128168. Its totient is φ = 2752104.

The previous prime is 3440131. The next prime is 3440147. The reversal of 3440135 is 5310443.

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

It is a cyclic number.

It is not a de Polignac number, because 3440135 - 2² = 3440131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440131) 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, 344009 + ... + 344018.

It is an arithmetic number, because the mean of its divisors is an integer number (1032042).

Almost surely, 2^3440135 is an apocalyptic number.

3440135 is a deficient number, since it is larger than the sum of its proper divisors (688033).

3440135 is an equidigital number, since it uses as much as digits as its factorization.

3440135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688032.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3440135 is about 1854.7600923030. The cubic root of 3440135 is about 150.9588209861.

Adding to 3440135 its reverse (5310443), we get a palindrome (8750578).

The spelling of 3440135 in words is "three million, four hundred forty thousand, one hundred thirty-five".