4146279140 has 48 divisors (see below), whose sum is σ = 9028669440. Its totient is φ = 1597760640.

The previous prime is 4146279139. The next prime is 4146279143. The reversal of 4146279140 is 419726414.

It is a junction number, because it is equal to n+sod(n) for n = 4146279094 and 4146279103.

It is not an unprimeable number, because it can be changed into a prime (4146279143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123266 + ... + 153254.

It is an arithmetic number, because the mean of its divisors is an integer number (188097280).

Almost surely, 2^4146279140 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 4146279140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4514334720).

4146279140 is an abundant number, since it is smaller than the sum of its proper divisors (4882390300).

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

4146279140 is a wasteful number, since it uses less digits than its factorization.

4146279140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30252 (or 30250 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 4146279140 is about 64391.6076829892. The cubic root of 4146279140 is about 1606.5201566519.

The spelling of 4146279140 in words is "four billion, one hundred forty-six million, two hundred seventy-nine thousand, one hundred forty".