82750266 has 12 divisors (see below), whose sum is σ = 179292282. Its totient is φ = 27583416.

The previous prime is 82750247. The next prime is 82750267. The reversal of 82750266 is 66205728.

It can be written as a sum of positive squares in only one way, i.e., 53363025 + 29387241 = 7305^2 + 5421^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 82750266.

It is not an unprimeable number, because it can be changed into a prime (82750267) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2298601 + ... + 2298636.

Almost surely, 2^82750266 is an apocalyptic number.

82750266 is an abundant number, since it is smaller than the sum of its proper divisors (96542016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82750266 is a wasteful number, since it uses less digits than its factorization.

82750266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4597245 (or 4597242 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 82750266 is about 9096.7173200007. The cubic root of 82750266 is about 435.7691347135.

The spelling of 82750266 in words is "eighty-two million, seven hundred fifty thousand, two hundred sixty-six".