82225611 has 24 divisors (see below), whose sum is σ = 132648880. Its totient is φ = 50598432.

The previous prime is 82225579. The next prime is 82225681. The reversal of 82225611 is 11652228.

It is a happy number.

82225611 is a `hidden beast` number, since 8 + 22 + 25 + 611 = 666.

It is not a de Polignac number, because 82225611 - 2⁵ = 82225579 is a prime.

It is a super-2 number, since 2×82225611² = 13522102208646642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (82225681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9856 + ... + 16173.

Almost surely, 2^82225611 is an apocalyptic number.

82225611 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

82225611 is a deficient number, since it is larger than the sum of its proper divisors (50423269).

82225611 is a wasteful number, since it uses less digits than its factorization.

82225611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26057 (or 26045 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 82225611 is about 9067.8338648213. The cubic root of 82225611 is about 434.8462238855.

Adding to 82225611 its reverse (11652228), we get a palindrome (93877839).

The spelling of 82225611 in words is "eighty-two million, two hundred twenty-five thousand, six hundred eleven".