93439136 has 48 divisors (see below), whose sum is σ = 211821120. Its totient is φ = 39744000.

The previous prime is 93439127. The next prime is 93439139. The reversal of 93439136 is 63193439.

It is a self number, because there is not a number n which added to its sum of digits gives 93439136.

It is not an unprimeable number, because it can be changed into a prime (93439139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29636 + ... + 32636.

It is an arithmetic number, because the mean of its divisors is an integer number (4412940).

Almost surely, 2^93439136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93439136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105910560).

93439136 is an abundant number, since it is smaller than the sum of its proper divisors (118381984).

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

93439136 is a wasteful number, since it uses less digits than its factorization.

93439136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157 (or 3149 counting only the distinct ones).

The product of its digits is 52488, while the sum is 38.

The square root of 93439136 is about 9666.3920880544. The cubic root of 93439136 is about 453.7774789775. Note that the first 3 decimals are identical.

The spelling of 93439136 in words is "ninety-three million, four hundred thirty-nine thousand, one hundred thirty-six".