3440346 has 32 divisors (see below), whose sum is σ = 8469888. Its totient is φ = 907200.

The previous prime is 3440323. The next prime is 3440347. The reversal of 3440346 is 6430443.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3440347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605 + ... + 3696.

It is an arithmetic number, because the mean of its divisors is an integer number (264684).

Almost surely, 2^3440346 is an apocalyptic number.

3440346 is an abundant number, since it is smaller than the sum of its proper divisors (5029542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3440346 is a wasteful number, since it uses less digits than its factorization.

3440346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 3440346 is about 1854.8169721026. The cubic root of 3440346 is about 150.9619072662.

Adding to 3440346 its reverse (6430443), we get a palindrome (9870789).

The spelling of 3440346 in words is "three million, four hundred forty thousand, three hundred forty-six".