823038613 has 8 divisors (see below), whose sum is σ = 843586560. Its totient is φ = 802710720.

The previous prime is 823038611. The next prime is 823038631. The reversal of 823038613 is 316830328.

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

It is a cyclic number.

It is not a de Polignac number, because 823038613 - 2¹ = 823038611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (823038611) 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 7 ways as a sum of consecutive naturals, for example, 47428 + ... + 62413.

It is an arithmetic number, because the mean of its divisors is an integer number (105448320).

Almost surely, 2^823038613 is an apocalyptic number.

It is an amenable number.

823038613 is a deficient number, since it is larger than the sum of its proper divisors (20547947).

823038613 is a wasteful number, since it uses less digits than its factorization.

823038613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110027.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 823038613 is about 28688.6495499527. The cubic root of 823038613 is about 937.1448802077.

The spelling of 823038613 in words is "eight hundred twenty-three million, thirty-eight thousand, six hundred thirteen".