1982662750 has 16 divisors (see below), whose sum is σ = 3711545136. Its totient is φ = 793065000.

The previous prime is 1982662739. The next prime is 1982662771. The reversal of 1982662750 is 572662891.

It is a self number, because there is not a number n which added to its sum of digits gives 1982662750.

It is a congruent 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, 3965076 + ... + 3965575.

It is an arithmetic number, because the mean of its divisors is an integer number (231971571).

Almost surely, 2^1982662750 is an apocalyptic number.

1982662750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1982662750 is a deficient number, since it is larger than the sum of its proper divisors (1728882386).

1982662750 is an equidigital number, since it uses as much as digits as its factorization.

1982662750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7930668 (or 7930658 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 1982662750 is about 44527.1012979736. The cubic root of 1982662750 is about 1256.2698849191.

The spelling of 1982662750 in words is "one billion, nine hundred eighty-two million, six hundred sixty-two thousand, seven hundred fifty".