3344420142 has 72 divisors (see below), whose sum is σ = 8334123408. Its totient is φ = 949501440.

The previous prime is 3344420117. The next prime is 3344420153. The reversal of 3344420142 is 2410244433.

It is a happy number.

It is a super-2 number, since 2×3344420142² = 22370292172430600328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7317978 + ... + 7318434.

It is an arithmetic number, because the mean of its divisors is an integer number (115751714).

Almost surely, 2^3344420142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3344420142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4167061704).

3344420142 is an abundant number, since it is smaller than the sum of its proper divisors (4989703266).

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

3344420142 is a wasteful number, since it uses less digits than its factorization.

3344420142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 3344420142 is about 57830.9617938350. The cubic root of 3344420142 is about 1495.4558986628.

Adding to 3344420142 its reverse (2410244433), we get a palindrome (5754664575).

The spelling of 3344420142 in words is "three billion, three hundred forty-four million, four hundred twenty thousand, one hundred forty-two".