93412140 has 24 divisors (see below), whose sum is σ = 261554160. Its totient is φ = 24909888.

The previous prime is 93412139. The next prime is 93412147. The reversal of 93412140 is 4121439.

It is a self number, because there is not a number n which added to its sum of digits gives 93412140.

It is not an unprimeable number, because it can be changed into a prime (93412147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778375 + ... + 778494.

It is an arithmetic number, because the mean of its divisors is an integer number (10898090).

Almost surely, 2^93412140 is an apocalyptic number.

It is an amenable number.

93412140 is an abundant number, since it is smaller than the sum of its proper divisors (168142020).

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

93412140 is a wasteful number, since it uses less digits than its factorization.

93412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556881 (or 1556879 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 93412140 is about 9664.9956026891. The cubic root of 93412140 is about 453.7337736762.

Adding to 93412140 its reverse (4121439), we get a palindrome (97533579).

The spelling of 93412140 in words is "ninety-three million, four hundred twelve thousand, one hundred forty".