75783982 has 8 divisors (see below), whose sum is σ = 113781096. Its totient is φ = 37856952.

The previous prime is 75783973. The next prime is 75783991. The reversal of 75783982 is 28938757.

It is an interprime number because it is at equal distance from previous prime (75783973) and next prime (75783991).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14728 + ... + 19195.

It is an arithmetic number, because the mean of its divisors is an integer number (14222637).

Almost surely, 2^75783982 is an apocalyptic number.

75783982 is a deficient number, since it is larger than the sum of its proper divisors (37997114).

75783982 is a wasteful number, since it uses less digits than its factorization.

75783982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35042.

The product of its digits is 846720, while the sum is 49.

The square root of 75783982 is about 8705.3995887610. The cubic root of 75783982 is about 423.1806556017.

The spelling of 75783982 in words is "seventy-five million, seven hundred eighty-three thousand, nine hundred eighty-two".