40605275 has 12 divisors (see below), whose sum is σ = 51205800. Its totient is φ = 31932480.

The previous prime is 40605269. The next prime is 40605311. The reversal of 40605275 is 57250604.

It is not a de Polignac number, because 40605275 - 2¹⁰ = 40604251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12290 + ... + 15239.

It is an arithmetic number, because the mean of its divisors is an integer number (4267150).

Almost surely, 2^40605275 is an apocalyptic number.

40605275 is a deficient number, since it is larger than the sum of its proper divisors (10600525).

40605275 is a wasteful number, since it uses less digits than its factorization.

40605275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27598 (or 27593 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 40605275 is about 6372.2268478139. The cubic root of 40605275 is about 343.7115703596.

Adding to 40605275 its reverse (57250604), we get a palindrome (97855879).

The spelling of 40605275 in words is "forty million, six hundred five thousand, two hundred seventy-five".