3440442 has 32 divisors (see below), whose sum is σ = 7257600. Its totient is φ = 1085760.

The previous prime is 3440429. The next prime is 3440491. The reversal of 3440442 is 2440443.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9684 + ... + 10032.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

Almost surely, 2^3440442 is an apocalyptic number.

3440442 is an abundant number, since it is smaller than the sum of its proper divisors (3817158).

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

3440442 is a wasteful number, since it uses less digits than its factorization.

3440442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 3440442 is about 1854.8428504863. The cubic root of 3440442 is about 150.9633114087.

Adding to 3440442 its reverse (2440443), we get a palindrome (5880885).

Subtracting from 3440442 its reverse (2440443), we obtain a palindrome (999999).

The spelling of 3440442 in words is "three million, four hundred forty thousand, four hundred forty-two".