40212341 has 16 divisors (see below), whose sum is σ = 46247040. Its totient is φ = 34655040.

The previous prime is 40212329. The next prime is 40212371. The reversal of 40212341 is 14321204.

It is a cyclic number.

It is not a de Polignac number, because 40212341 - 2¹⁴ = 40195957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40212371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16391 + ... + 18683.

It is an arithmetic number, because the mean of its divisors is an integer number (2890440).

Almost surely, 2^40212341 is an apocalyptic number.

It is an amenable number.

40212341 is a deficient number, since it is larger than the sum of its proper divisors (6034699).

40212341 is a wasteful number, since it uses less digits than its factorization.

40212341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40212341 is about 6341.3201306983. The cubic root of 40212341 is about 342.5992849782.

Adding to 40212341 its reverse (14321204), we get a palindrome (54533545).

The spelling of 40212341 in words is "forty million, two hundred twelve thousand, three hundred forty-one".