40340001 has 8 divisors (see below), whose sum is σ = 57924160. Its totient is φ = 24824592.

The previous prime is 40339987. The next prime is 40340017. The reversal of 40340001 is 10004304.

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

It is not a de Polignac number, because 40340001 - 2¹⁵ = 40307233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40340081) 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, 517141 + ... + 517218.

It is an arithmetic number, because the mean of its divisors is an integer number (7240520).

Almost surely, 2^40340001 is an apocalyptic number.

It is an amenable number.

40340001 is a deficient number, since it is larger than the sum of its proper divisors (17584159).

40340001 is a wasteful number, since it uses less digits than its factorization.

40340001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034375.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40340001 is about 6351.3778820032. The cubic root of 40340001 is about 342.9614459693.

Adding to 40340001 its reverse (10004304), we get a palindrome (50344305).

It can be divided in two parts, 403 and 40001, that added together give a palindrome (40404).

The spelling of 40340001 in words is "forty million, three hundred forty thousand, one".