82252277 has 4 divisors (see below), whose sum is σ = 82844160. Its totient is φ = 81660396.

The previous prime is 82252271. The next prime is 82252283. The reversal of 82252277 is 77225228.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (82252271) and next prime (82252283).

It is a cyclic number.

It is not a de Polignac number, because 82252277 - 2⁶ = 82252213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82252271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295733 + ... + 296010.

It is an arithmetic number, because the mean of its divisors is an integer number (20711040).

Almost surely, 2^82252277 is an apocalyptic number.

It is an amenable number.

82252277 is a deficient number, since it is larger than the sum of its proper divisors (591883).

82252277 is a wasteful number, since it uses less digits than its factorization.

82252277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591882.

The product of its digits is 31360, while the sum is 35.

The square root of 82252277 is about 9069.3041078133. The cubic root of 82252277 is about 434.8932260948.

The spelling of 82252277 in words is "eighty-two million, two hundred fifty-two thousand, two hundred seventy-seven".