3420342142 has 32 divisors (see below), whose sum is σ = 5951151360. Its totient is φ = 1444098240.

The previous prime is 3420342109. The next prime is 3420342169. The reversal of 3420342142 is 2412430243.

It is a happy number.

It is a super-2 number, since 2×3420342142² = 23397480736682296328, which contains 22 as substring.

It is a congruent number.

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, 248218 + ... + 261634.

It is an arithmetic number, because the mean of its divisors is an integer number (185973480).

Almost surely, 2^3420342142 is an apocalyptic number.

3420342142 is a deficient number, since it is larger than the sum of its proper divisors (2530809218).

3420342142 is a wasteful number, since it uses less digits than its factorization.

3420342142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13696.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 3420342142 is about 58483.6912480736. The cubic root of 3420342142 is about 1506.6874950023.

Adding to 3420342142 its reverse (2412430243), we get a palindrome (5832772385).

The spelling of 3420342142 in words is "three billion, four hundred twenty million, three hundred forty-two thousand, one hundred forty-two".