40068193 has 8 divisors (see below), whose sum is σ = 44777376. Its totient is φ = 35536800.

The previous prime is 40068191. The next prime is 40068199. The reversal of 40068193 is 39186004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40068193 - 2¹ = 40068191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40068191) 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 7 ways as a sum of consecutive naturals, for example, 43971 + ... + 44872.

It is an arithmetic number, because the mean of its divisors is an integer number (5597172).

Almost surely, 2^40068193 is an apocalyptic number.

It is an amenable number.

40068193 is a deficient number, since it is larger than the sum of its proper divisors (4709183).

40068193 is a wasteful number, since it uses less digits than its factorization.

40068193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88895.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 40068193 is about 6329.9441545720. The cubic root of 40068193 is about 342.1894263133.

The spelling of 40068193 in words is "forty million, sixty-eight thousand, one hundred ninety-three".