40182271 has 12 divisors (see below), whose sum is σ = 42997192. Its totient is φ = 37542528.

The previous prime is 40182269. The next prime is 40182281. The reversal of 40182271 is 17228104.

It is a happy number.

It is not a de Polignac number, because 40182271 - 2¹ = 40182269 is a prime.

It is a super-2 number, since 2×40182271² = 3229229805434882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40182251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46681 + ... + 47533.

Almost surely, 2^40182271 is an apocalyptic number.

40182271 is a deficient number, since it is larger than the sum of its proper divisors (2814921).

40182271 is a wasteful number, since it uses less digits than its factorization.

40182271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050 (or 1033 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 40182271 is about 6338.9487298763. The cubic root of 40182271 is about 342.5138673413.

The spelling of 40182271 in words is "forty million, one hundred eighty-two thousand, two hundred seventy-one".