3421242140 has 12 divisors (see below), whose sum is σ = 7184608536. Its totient is φ = 1368496848.

The previous prime is 3421242137. The next prime is 3421242161. The reversal of 3421242140 is 412421243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85531034 + ... + 85531073.

It is an arithmetic number, because the mean of its divisors is an integer number (598717378).

Almost surely, 2^3421242140 is an apocalyptic number.

It is an amenable number.

3421242140 is an abundant number, since it is smaller than the sum of its proper divisors (3763366396).

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

3421242140 is a wasteful number, since it uses less digits than its factorization.

3421242140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171062116 (or 171062114 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 3421242140 is about 58491.3851776482. The cubic root of 3421242140 is about 1506.8196354682.

Adding to 3421242140 its reverse (412421243), we get a palindrome (3833663383).

The spelling of 3421242140 in words is "three billion, four hundred twenty-one million, two hundred forty-two thousand, one hundred forty".