3452420140 has 48 divisors (see below), whose sum is σ = 7812120960. Its totient is φ = 1274031360.

The previous prime is 3452420123. The next prime is 3452420177. The reversal of 3452420140 is 410242543.

It is a happy 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, 806205 + ... + 810475.

It is an arithmetic number, because the mean of its divisors is an integer number (162752520).

Almost surely, 2^3452420140 is an apocalyptic number.

It is an amenable number.

3452420140 is an abundant number, since it is smaller than the sum of its proper divisors (4359700820).

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

3452420140 is a wasteful number, since it uses less digits than its factorization.

3452420140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7402 (or 7400 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 3452420140 is about 58757.2986104705. The cubic root of 3452420140 is about 1511.3830493188.

Adding to 3452420140 its reverse (410242543), we get a palindrome (3862662683).

The spelling of 3452420140 in words is "three billion, four hundred fifty-two million, four hundred twenty thousand, one hundred forty".