40126173 has 8 divisors (see below), whose sum is σ = 53706048. Its totient is φ = 26648544.

The previous prime is 40126159. The next prime is 40126193. The reversal of 40126173 is 37162104.

40126173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40126173 - 2¹³ = 40117981 is a prime.

It is a super-2 number, since 2×40126173² = 3220219519251858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40126123) 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, 24640 + ... + 26217.

It is an arithmetic number, because the mean of its divisors is an integer number (6713256).

Almost surely, 2^40126173 is an apocalyptic number.

It is an amenable number.

40126173 is a deficient number, since it is larger than the sum of its proper divisors (13579875).

40126173 is a wasteful number, since it uses less digits than its factorization.

40126173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51123.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 40126173 is about 6334.5223182178. The cubic root of 40126173 is about 342.3543999026.

Adding to 40126173 its reverse (37162104), we get a palindrome (77288277).

The spelling of 40126173 in words is "forty million, one hundred twenty-six thousand, one hundred seventy-three".