986522820 has 24 divisors (see below), whose sum is σ = 2762264064. Its totient is φ = 263072736.

The previous prime is 986522759. The next prime is 986522821. The reversal of 986522820 is 28225689.

986522820 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (986522821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8220964 + ... + 8221083.

It is an arithmetic number, because the mean of its divisors is an integer number (115094336).

Almost surely, 2^986522820 is an apocalyptic number.

It is an amenable number.

986522820 is an abundant number, since it is smaller than the sum of its proper divisors (1775741244).

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

986522820 is a wasteful number, since it uses less digits than its factorization.

986522820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442059 (or 16442057 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 986522820 is about 31408.9608233065. The cubic root of 986522820 is about 995.4872725915.

The spelling of 986522820 in words is "nine hundred eighty-six million, five hundred twenty-two thousand, eight hundred twenty".