82528699 has 4 divisors (see below), whose sum is σ = 90031320. Its totient is φ = 75026080.

The previous prime is 82528697. The next prime is 82528703. The reversal of 82528699 is 99682528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82528699 - 2¹ = 82528697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82528697) 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, 3751294 + ... + 3751315.

It is an arithmetic number, because the mean of its divisors is an integer number (22507830).

Almost surely, 2^82528699 is an apocalyptic number.

82528699 is a deficient number, since it is larger than the sum of its proper divisors (7502621).

82528699 is a wasteful number, since it uses less digits than its factorization.

82528699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7502620.

The product of its digits is 622080, while the sum is 49.

The square root of 82528699 is about 9084.5307528788. The cubic root of 82528699 is about 435.3798575671.

The spelling of 82528699 in words is "eighty-two million, five hundred twenty-eight thousand, six hundred ninety-nine".