80829782 has 8 divisors (see below), whose sum is σ = 132266952. Its totient is φ = 36740800.

The previous prime is 80829773. The next prime is 80829811. The reversal of 80829782 is 28792808.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837019 + ... + 1837062.

It is an arithmetic number, because the mean of its divisors is an integer number (16533369).

Almost surely, 2^80829782 is an apocalyptic number.

80829782 is a deficient number, since it is larger than the sum of its proper divisors (51437170).

80829782 is a wasteful number, since it uses less digits than its factorization.

80829782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674094.

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 80829782 is about 8990.5384710817. The cubic root of 80829782 is about 432.3715760238.

The spelling of 80829782 in words is "eighty million, eight hundred twenty-nine thousand, seven hundred eighty-two".