93991434 has 24 divisors (see below), whose sum is σ = 192700320. Its totient is φ = 30563040.

The previous prime is 93991397. The next prime is 93991439. The reversal of 93991434 is 43419939.

It is not an unprimeable number, because it can be changed into a prime (93991439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5427 + ... + 14745.

It is an arithmetic number, because the mean of its divisors is an integer number (8029180).

Almost surely, 2^93991434 is an apocalyptic number.

93991434 is an abundant number, since it is smaller than the sum of its proper divisors (98708886).

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

93991434 is a wasteful number, since it uses less digits than its factorization.

93991434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9406 (or 9365 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 93991434 is about 9694.9179470483. The cubic root of 93991434 is about 454.6697825408.

The spelling of 93991434 in words is "ninety-three million, nine hundred ninety-one thousand, four hundred thirty-four".