9402818212 has 12 divisors (see below), whose sum is σ = 16457251356. Its totient is φ = 4700746400.

The previous prime is 9402818207. The next prime is 9402818263. The reversal of 9402818212 is 2128182049.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3310391296 + 6092426916 = 57536^2 + 78054^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133039 + ... + 191062.

It is an arithmetic number, because the mean of its divisors is an integer number (1371437613).

Almost surely, 2^9402818212 is an apocalyptic number.

It is an amenable number.

9402818212 is a deficient number, since it is larger than the sum of its proper divisors (7054433144).

9402818212 is a wasteful number, since it uses less digits than its factorization.

9402818212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331358 (or 331356 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 9402818212 is about 96968.1298778109. The cubic root of 9402818212 is about 2110.6651850335.

The spelling of 9402818212 in words is "nine billion, four hundred two million, eight hundred eighteen thousand, two hundred twelve".