3450947140 has 48 divisors (see below), whose sum is σ = 7571708928. Its totient is φ = 1318680704.

The previous prime is 3450947089. The next prime is 3450947167. The reversal of 3450947140 is 417490543.

It is a self number, because there is not a number n which added to its sum of digits gives 3450947140.

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, 392634 + ... + 401326.

It is an arithmetic number, because the mean of its divisors is an integer number (157743936).

Almost surely, 2^3450947140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3450947140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3785854464).

3450947140 is an abundant number, since it is smaller than the sum of its proper divisors (4120761788).

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

3450947140 is a wasteful number, since it uses less digits than its factorization.

3450947140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9588 (or 9586 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 3450947140 is about 58744.7626601725. The cubic root of 3450947140 is about 1511.1680712421.

The spelling of 3450947140 in words is "three billion, four hundred fifty million, nine hundred forty-seven thousand, one hundred forty".