40501193 has 4 divisors (see below), whose sum is σ = 40539408. Its totient is φ = 40462980.

The previous prime is 40501187. The next prime is 40501207. The reversal of 40501193 is 39110504.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40501193 - 2⁴ = 40501177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40501163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17471 + ... + 19652.

It is an arithmetic number, because the mean of its divisors is an integer number (10134852).

Almost surely, 2^40501193 is an apocalyptic number.

It is an amenable number.

40501193 is a deficient number, since it is larger than the sum of its proper divisors (38215).

40501193 is a wasteful number, since it uses less digits than its factorization.

40501193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38214.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 40501193 is about 6364.0547609209. The cubic root of 40501193 is about 343.4176446936.

Adding to 40501193 its reverse (39110504), we get a palindrome (79611697).

The spelling of 40501193 in words is "forty million, five hundred one thousand, one hundred ninety-three".