82773755 has 8 divisors (see below), whose sum is σ = 101012400. Its totient is φ = 65096416.

The previous prime is 82773737. The next prime is 82773763. The reversal of 82773755 is 55737728.

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

It is a cyclic number.

It is not a de Polignac number, because 82773755 - 2⁸ = 82773499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140000 + ... + 140589.

It is an arithmetic number, because the mean of its divisors is an integer number (12626550).

Almost surely, 2^82773755 is an apocalyptic number.

82773755 is a deficient number, since it is larger than the sum of its proper divisors (18238645).

82773755 is a wasteful number, since it uses less digits than its factorization.

82773755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280653.

The product of its digits is 411600, while the sum is 44.

The square root of 82773755 is about 9098.0082985234. The cubic root of 82773755 is about 435.8103624274.

The spelling of 82773755 in words is "eighty-two million, seven hundred seventy-three thousand, seven hundred fifty-five".