9913893284 has 12 divisors (see below), whose sum is σ = 17405827824. Its totient is φ = 4940799624.

The previous prime is 9913893263. The next prime is 9913893287. The reversal of 9913893284 is 4823983199.

It is a super-3 number, since 3×9913893284³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (9913893287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4035374 + ... + 4037829.

It is an arithmetic number, because the mean of its divisors is an integer number (1450485652).

Almost surely, 2^9913893284 is an apocalyptic number.

It is an amenable number.

9913893284 is a deficient number, since it is larger than the sum of its proper divisors (7491934540).

9913893284 is a wasteful number, since it uses less digits than its factorization.

9913893284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073514 (or 8073512 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 56.

The square root of 9913893284 is about 99568.5356124112. The cubic root of 9913893284 is about 2148.2331461390.

The spelling of 9913893284 in words is "nine billion, nine hundred thirteen million, eight hundred ninety-three thousand, two hundred eighty-four".