82502585 has 8 divisors (see below), whose sum is σ = 108003456. Its totient is φ = 60001840.

The previous prime is 82502573. The next prime is 82502597. The reversal of 82502585 is 58520528.

It is an interprime number because it is at equal distance from previous prime (82502573) and next prime (82502597).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82502585 - 2¹⁶ = 82437049 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749969 + ... + 750078.

It is an arithmetic number, because the mean of its divisors is an integer number (13500432).

Almost surely, 2^82502585 is an apocalyptic number.

It is an amenable number.

82502585 is a deficient number, since it is larger than the sum of its proper divisors (25500871).

82502585 is a wasteful number, since it uses less digits than its factorization.

82502585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500063.

The product of its (nonzero) digits is 32000, while the sum is 35.

The square root of 82502585 is about 9083.0933607445. The cubic root of 82502585 is about 435.3339312848. Note that the first 3 decimals are identical.

The spelling of 82502585 in words is "eighty-two million, five hundred two thousand, five hundred eighty-five".