82302621 has 8 divisors (see below), whose sum is σ = 112413504. Its totient is φ = 53530080.

The previous prime is 82302601. The next prime is 82302629. The reversal of 82302621 is 12620328.

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

It is not a de Polignac number, because 82302621 - 2²¹ = 80205469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82302591 and 82302600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82302629) 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 7 ways as a sum of consecutive naturals, for example, 334441 + ... + 334686.

It is an arithmetic number, because the mean of its divisors is an integer number (14051688).

Almost surely, 2^82302621 is an apocalyptic number.

It is an amenable number.

82302621 is a deficient number, since it is larger than the sum of its proper divisors (30110883).

82302621 is a wasteful number, since it uses less digits than its factorization.

82302621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669171.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 82302621 is about 9072.0791993897. The cubic root of 82302621 is about 434.9819360976.

Adding to 82302621 its reverse (12620328), we get a palindrome (94922949).

The spelling of 82302621 in words is "eighty-two million, three hundred two thousand, six hundred twenty-one".