82403205 has 16 divisors (see below), whose sum is σ = 132007104. Its totient is φ = 43894400.

The previous prime is 82403159. The next prime is 82403207. The reversal of 82403205 is 50230428.

It is not a de Polignac number, because 82403205 - 2⁶ = 82403141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82403207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11305 + ... + 17105.

It is an arithmetic number, because the mean of its divisors is an integer number (8250444).

Almost surely, 2^82403205 is an apocalyptic number.

It is an amenable number.

82403205 is a deficient number, since it is larger than the sum of its proper divisors (49603899).

82403205 is a wasteful number, since it uses less digits than its factorization.

82403205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 82403205 is about 9077.6211090792. The cubic root of 82403205 is about 435.1590645659.

The spelling of 82403205 in words is "eighty-two million, four hundred three thousand, two hundred five".