3442340 has 24 divisors (see below), whose sum is σ = 7886592. Its totient is φ = 1251680.

The previous prime is 3442339. The next prime is 3442343. The reversal of 3442340 is 432443.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (3442343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7604 + ... + 8043.

It is an arithmetic number, because the mean of its divisors is an integer number (328608).

Almost surely, 2^3442340 is an apocalyptic number.

It is an amenable number.

3442340 is an abundant number, since it is smaller than the sum of its proper divisors (4444252).

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

3442340 is a wasteful number, since it uses less digits than its factorization.

3442340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15667 (or 15665 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 3442340 is about 1855.3544135825. The cubic root of 3442340 is about 150.9910671148.

Adding to 3442340 its reverse (432443), we get a palindrome (3874783).

The spelling of 3442340 in words is "three million, four hundred forty-two thousand, three hundred forty".