82765250 has 32 divisors (see below), whose sum is σ = 156579696. Its totient is φ = 32755200.

The previous prime is 82765237. The next prime is 82765271. The reversal of 82765250 is 5256728.

It can be written as a sum of positive squares in 8 ways, for example, as 14190289 + 68574961 = 3767^2 + 8281^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 82765250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22544 + ... + 25956.

Almost surely, 2^82765250 is an apocalyptic number.

82765250 is a deficient number, since it is larger than the sum of its proper divisors (73814446).

82765250 is a wasteful number, since it uses less digits than its factorization.

82765250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3527 (or 3517 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 82765250 is about 9097.5408765226. The cubic root of 82765250 is about 435.7954354170.

The spelling of 82765250 in words is "eighty-two million, seven hundred sixty-five thousand, two hundred fifty".