82474003 has 4 divisors (see below), whose sum is σ = 86814760. Its totient is φ = 78133248.

The previous prime is 82473997. The next prime is 82474009. The reversal of 82474003 is 30047428.

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 (82473997) and next prime (82474009).

It is a cyclic number.

It is not a de Polignac number, because 82474003 - 2⁹ = 82473491 is a prime.

It is a super-2 number, since 2×82474003² = 13603922341688018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82474009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170350 + ... + 2170387.

It is an arithmetic number, because the mean of its divisors is an integer number (21703690).

Almost surely, 2^82474003 is an apocalyptic number.

82474003 is a deficient number, since it is larger than the sum of its proper divisors (4340757).

82474003 is a wasteful number, since it uses less digits than its factorization.

82474003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340756.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 82474003 is about 9081.5198617853. The cubic root of 82474003 is about 435.2836534598.

The spelling of 82474003 in words is "eighty-two million, four hundred seventy-four thousand, three".