82563355 has 8 divisors (see below), whose sum is σ = 113229792. Its totient is φ = 56614848.

The previous prime is 82563343. The next prime is 82563367. The reversal of 82563355 is 55336528.

It is an interprime number because it is at equal distance from previous prime (82563343) and next prime (82563367).

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 82563355 - 2¹⁷ = 82432283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1179442 + ... + 1179511.

It is an arithmetic number, because the mean of its divisors is an integer number (14153724).

Almost surely, 2^82563355 is an apocalyptic number.

82563355 is a deficient number, since it is larger than the sum of its proper divisors (30666437).

82563355 is a wasteful number, since it uses less digits than its factorization.

82563355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358965.

The product of its digits is 108000, while the sum is 37.

The square root of 82563355 is about 9086.4379709543. The cubic root of 82563355 is about 435.4407915735.

It can be divided in two parts, 8256 and 3355, that added together give a palindrome (11611).

The spelling of 82563355 in words is "eighty-two million, five hundred sixty-three thousand, three hundred fifty-five".