82238755 has 4 divisors (see below), whose sum is σ = 98686512. Its totient is φ = 65791000.

The previous prime is 82238713. The next prime is 82238773. The reversal of 82238755 is 55783228.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82238755 - 2⁷ = 82238627 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian 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, 8223871 + ... + 8223880.

It is an arithmetic number, because the mean of its divisors is an integer number (24671628).

Almost surely, 2^82238755 is an apocalyptic number.

82238755 is a deficient number, since it is larger than the sum of its proper divisors (16447757).

82238755 is a wasteful number, since it uses less digits than its factorization.

82238755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16447756.

The product of its digits is 134400, while the sum is 40.

The square root of 82238755 is about 9068.5585954991. The cubic root of 82238755 is about 434.8693931234.

The spelling of 82238755 in words is "eighty-two million, two hundred thirty-eight thousand, seven hundred fifty-five".