3453947140 has 24 divisors (see below), whose sum is σ = 8289473472. Its totient is φ = 1184210400.

The previous prime is 3453947117. The next prime is 3453947173. The reversal of 3453947140 is 417493543.

3453947140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3453947093 and 3453947102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12335386 + ... + 12335665.

It is an arithmetic number, because the mean of its divisors is an integer number (345394728).

Almost surely, 2^3453947140 is an apocalyptic number.

It is an amenable number.

3453947140 is an abundant number, since it is smaller than the sum of its proper divisors (4835526332).

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

3453947140 is a wasteful number, since it uses less digits than its factorization.

3453947140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24671067 (or 24671065 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 3453947140 is about 58770.2913043657. The cubic root of 3453947140 is about 1511.6058439236.

The spelling of 3453947140 in words is "three billion, four hundred fifty-three million, nine hundred forty-seven thousand, one hundred forty".