9396405820 has 24 divisors (see below), whose sum is σ = 19734488928. Its totient is φ = 3758174400.

The previous prime is 9396405793. The next prime is 9396405829. The reversal of 9396405820 is 285046939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9396405829) 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, 250065 + ... + 285175.

It is an arithmetic number, because the mean of its divisors is an integer number (822270372).

Almost surely, 2^9396405820 is an apocalyptic number.

It is an amenable number.

9396405820 is an abundant number, since it is smaller than the sum of its proper divisors (10338083108).

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

9396405820 is a wasteful number, since it uses less digits than its factorization.

9396405820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48501 (or 48499 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 9396405820 is about 96935.0598081004. The cubic root of 9396405820 is about 2110.1852760647.

The spelling of 9396405820 in words is "nine billion, three hundred ninety-six million, four hundred five thousand, eight hundred twenty".