1982190002 has 16 divisors (see below), whose sum is σ = 3341217600. Its totient is φ = 875080272.

The previous prime is 1982189971. The next prime is 1982190013. The reversal of 1982190002 is 2000912891.

It is a happy number.

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, 1656752 + ... + 1657947.

It is an arithmetic number, because the mean of its divisors is an integer number (208826100).

Almost surely, 2^1982190002 is an apocalyptic number.

1982190002 is a deficient number, since it is larger than the sum of its proper divisors (1359027598).

1982190002 is a wasteful number, since it uses less digits than its factorization.

1982190002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314737.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 1982190002 is about 44521.7924392089. The cubic root of 1982190002 is about 1256.1700282516.

The spelling of 1982190002 in words is "one billion, nine hundred eighty-two million, one hundred ninety thousand, two".