9366797421 has 16 divisors (see below), whose sum is σ = 13968641920. Its totient is φ = 6203174400.

The previous prime is 9366797417. The next prime is 9366797437. The reversal of 9366797421 is 1247976639.

It is a happy number.

9366797421 is a `hidden beast` number, since 93 + 66 + 79 + 7 + 421 = 666.

It is not a de Polignac number, because 9366797421 - 2² = 9366797417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9366797471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1144660 + ... + 1152813.

It is an arithmetic number, because the mean of its divisors is an integer number (873040120).

Almost surely, 2^9366797421 is an apocalyptic number.

It is an amenable number.

9366797421 is a deficient number, since it is larger than the sum of its proper divisors (4601844499).

9366797421 is a wasteful number, since it uses less digits than its factorization.

9366797421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297633 (or 2297627 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The square root of 9366797421 is about 96782.2164501310. The cubic root of 9366797421 is about 2107.9665217646.

The spelling of 9366797421 in words is "nine billion, three hundred sixty-six million, seven hundred ninety-seven thousand, four hundred twenty-one".