9218973396 has 12 divisors (see below), whose sum is σ = 21510937952. Its totient is φ = 3072991128.

The previous prime is 9218973383. The next prime is 9218973431. The reversal of 9218973396 is 6933798129.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384123880 + ... + 384123903.

Almost surely, 2^9218973396 is an apocalyptic number.

It is an amenable number.

9218973396 is an abundant number, since it is smaller than the sum of its proper divisors (12291964556).

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

9218973396 is a wasteful number, since it uses less digits than its factorization.

9218973396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768247790 (or 768247788 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 57.

The square root of 9218973396 is about 96015.4851885882. The cubic root of 9218973396 is about 2096.8185686104.

The spelling of 9218973396 in words is "nine billion, two hundred eighteen million, nine hundred seventy-three thousand, three hundred ninety-six".