2182147340 has 48 divisors (see below), whose sum is σ = 4990053600. Its totient is φ = 798400512.

The previous prime is 2182147339. The next prime is 2182147351. The reversal of 2182147340 is 437412812.

It is a junction number, because it is equal to n+sod(n) for n = 2182147297 and 2182147306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87989 + ... + 110028.

It is an arithmetic number, because the mean of its divisors is an integer number (103959450).

Almost surely, 2^2182147340 is an apocalyptic number.

2182147340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2182147340 is an abundant number, since it is smaller than the sum of its proper divisors (2807906260).

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

2182147340 is a wasteful number, since it uses less digits than its factorization.

2182147340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198074 (or 198072 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 2182147340 is about 46713.4599446455. The cubic root of 2182147340 is about 1297.0638547558.

The spelling of 2182147340 in words is "two billion, one hundred eighty-two million, one hundred forty-seven thousand, three hundred forty".