1620000082 has 16 divisors (see below), whose sum is σ = 2501285400. Its totient is φ = 786336768.

The previous prime is 1620000061. The next prime is 1620000127. The reversal of 1620000082 is 2800000261.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1491427161 + 128572921 = 38619^2 + 11339^2 .

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, 8848 + ... + 57604.

Almost surely, 2^1620000082 is an apocalyptic number.

1620000082 is a deficient number, since it is larger than the sum of its proper divisors (881285318).

1620000082 is a wasteful number, since it uses less digits than its factorization.

1620000082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49245.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1620000082 is about 40249.2246136494. The cubic root of 1620000082 is about 1174.4603121667.

The spelling of 1620000082 in words is "one billion, six hundred twenty million, eighty-two", and thus it is an aban number.