93664242 has 96 divisors (see below), whose sum is σ = 245831040. Its totient is φ = 25894080.

The previous prime is 93664199. The next prime is 93664247. The reversal of 93664242 is 24246639.

93664242 is a `hidden beast` number, since 9 + 3 + 6 + 642 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 93664197 and 93664206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93664247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 517392 + ... + 517572.

It is an arithmetic number, because the mean of its divisors is an integer number (2560740).

Almost surely, 2^93664242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93664242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122915520).

93664242 is an abundant number, since it is smaller than the sum of its proper divisors (152166798).

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

93664242 is a wasteful number, since it uses less digits than its factorization.

93664242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 230 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 93664242 is about 9678.0288282274. The cubic root of 93664242 is about 454.1415880587.

The spelling of 93664242 in words is "ninety-three million, six hundred sixty-four thousand, two hundred forty-two".