82510274 has 64 divisors (see below), whose sum is σ = 164367360. Its totient is φ = 30093120.

The previous prime is 82510273. The next prime is 82510277. The reversal of 82510274 is 47201528.

It is not an unprimeable number, because it can be changed into a prime (82510271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 476852 + ... + 477024.

It is an arithmetic number, because the mean of its divisors is an integer number (2568240).

Almost surely, 2^82510274 is an apocalyptic number.

82510274 is a deficient number, since it is larger than the sum of its proper divisors (81857086).

82510274 is a wasteful number, since it uses less digits than its factorization.

82510274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 82510274 is about 9083.5166097718. The cubic root of 82510274 is about 435.3474548150.

The spelling of 82510274 in words is "eighty-two million, five hundred ten thousand, two hundred seventy-four".