82501227 has 8 divisors (see below), whose sum is σ = 122224080. Its totient is φ = 55000800.

The previous prime is 82501213. The next prime is 82501241. The reversal of 82501227 is 72210528.

It is an interprime number because it is at equal distance from previous prime (82501213) and next prime (82501241).

It is not a de Polignac number, because 82501227 - 2⁶ = 82501163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3055601 = 82501227 / (8 + 2 + 5 + 0 + 1 + 2 + 2 + 7).

It is a self number, because there is not a number n which added to its sum of digits gives 82501227.

It is not an unprimeable number, because it can be changed into a prime (82501247) by changing a digit.

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, 1527774 + ... + 1527827.

It is an arithmetic number, because the mean of its divisors is an integer number (15278010).

Almost surely, 2^82501227 is an apocalyptic number.

82501227 is a deficient number, since it is larger than the sum of its proper divisors (39722853).

82501227 is a wasteful number, since it uses less digits than its factorization.

82501227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3055610 (or 3055604 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 82501227 is about 9083.0186061683. The cubic root of 82501227 is about 435.3315427264.

It can be divided in two parts, 82501 and 227, that added together give a palindrome (82728).

The spelling of 82501227 in words is "eighty-two million, five hundred one thousand, two hundred twenty-seven".