1982373162 has 128 divisors (see below), whose sum is σ = 5298628608. Its totient is φ = 478617600.

The previous prime is 1982373139. The next prime is 1982373163. The reversal of 1982373162 is 2613732891.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1982373163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 650362 + ... + 653402.

It is an arithmetic number, because the mean of its divisors is an integer number (41395536).

Almost surely, 2^1982373162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1982373162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649314304).

1982373162 is an abundant number, since it is smaller than the sum of its proper divisors (3316255446).

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

1982373162 is a wasteful number, since it uses less digits than its factorization.

1982373162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164.

The product of its digits is 108864, while the sum is 42.

The square root of 1982373162 is about 44523.8493618869. The cubic root of 1982373162 is about 1256.2087182890.

The spelling of 1982373162 in words is "one billion, nine hundred eighty-two million, three hundred seventy-three thousand, one hundred sixty-two".