40508227 has 4 divisors (see below), whose sum is σ = 41814976. Its totient is φ = 39201480.

The previous prime is 40508207. The next prime is 40508231. The reversal of 40508227 is 72280504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40508227 - 2¹⁵ = 40475459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40508195 and 40508204.

It is not an unprimeable number, because it can be changed into a prime (40508207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653328 + ... + 653389.

It is an arithmetic number, because the mean of its divisors is an integer number (10453744).

Almost surely, 2^40508227 is an apocalyptic number.

40508227 is a deficient number, since it is larger than the sum of its proper divisors (1306749).

40508227 is a wasteful number, since it uses less digits than its factorization.

40508227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306748.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 40508227 is about 6364.6073720223. The cubic root of 40508227 is about 343.4375244363.

The spelling of 40508227 in words is "forty million, five hundred eight thousand, two hundred twenty-seven".