8362820544 has 112 divisors (see below), whose sum is σ = 24336012288. Its totient is φ = 2518391808.

The previous prime is 8362820537. The next prime is 8362820573. The reversal of 8362820544 is 4450282638.

It is a super-2 number, since 2×8362820544² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8362820496 and 8362820505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81669 + ... + 152955.

It is an arithmetic number, because the mean of its divisors is an integer number (217285824).

Almost surely, 2^8362820544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8362820544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12168006144).

8362820544 is an abundant number, since it is smaller than the sum of its proper divisors (15973191744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8362820544 is a wasteful number, since it uses less digits than its factorization.

8362820544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71362 (or 71352 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 8362820544 is about 91448.4584014405. The cubic root of 8362820544 is about 2029.7891458380.

The spelling of 8362820544 in words is "eight billion, three hundred sixty-two million, eight hundred twenty thousand, five hundred forty-four".