40212611 has 16 divisors (see below), whose sum is σ = 43051008. Its totient is φ = 37497600.

The previous prime is 40212593. The next prime is 40212617. The reversal of 40212611 is 11621204.

It is not a de Polignac number, because 40212611 - 2⁶ = 40212547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40212611.

It is not an unprimeable number, because it can be changed into a prime (40212617) 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 15 ways as a sum of consecutive naturals, for example, 129146 + ... + 129456.

It is an arithmetic number, because the mean of its divisors is an integer number (2690688).

Almost surely, 2^40212611 is an apocalyptic number.

40212611 is a deficient number, since it is larger than the sum of its proper divisors (2838397).

40212611 is a wasteful number, since it uses less digits than its factorization.

40212611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 40212611 is about 6341.3414196052. The cubic root of 40212611 is about 342.6000517544.

Adding to 40212611 its reverse (11621204), we get a palindrome (51833815).

The spelling of 40212611 in words is "forty million, two hundred twelve thousand, six hundred eleven".