82525403 has 4 divisors (see below), whose sum is σ = 86113488. Its totient is φ = 78937320.

The previous prime is 82525397. The next prime is 82525409. The reversal of 82525403 is 30452528.

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

It is an interprime number because it is at equal distance from previous prime (82525397) and next prime (82525409).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82525403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82525409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794008 + ... + 1794053.

It is an arithmetic number, because the mean of its divisors is an integer number (21528372).

Almost surely, 2^82525403 is an apocalyptic number.

82525403 is a deficient number, since it is larger than the sum of its proper divisors (3588085).

82525403 is a wasteful number, since it uses less digits than its factorization.

82525403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588084.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 82525403 is about 9084.3493437890. The cubic root of 82525403 is about 435.3740614779.

It can be divided in two parts, 82525 and 403, that added together give a palindrome (82928).

The spelling of 82525403 in words is "eighty-two million, five hundred twenty-five thousand, four hundred three".