40549227 has 4 divisors (see below), whose sum is σ = 54065640. Its totient is φ = 27032816.

The previous prime is 40549213. The next prime is 40549231. The reversal of 40549227 is 72294504.

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 40549227 - 2¹⁰ = 40548203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40549247) 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, 6758202 + ... + 6758207.

It is an arithmetic number, because the mean of its divisors is an integer number (13516410).

Almost surely, 2^40549227 is an apocalyptic number.

40549227 is a deficient number, since it is larger than the sum of its proper divisors (13516413).

40549227 is a wasteful number, since it uses less digits than its factorization.

40549227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13516412.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40549227 is about 6367.8274945228. The cubic root of 40549227 is about 343.5533543272.

The spelling of 40549227 in words is "forty million, five hundred forty-nine thousand, two hundred twenty-seven".